diff --git a/isbn/cmd/gen_ranges.go b/isbn/cmd/gen_ranges.go
new file mode 100644
index 0000000..4ff6beb
--- /dev/null
+++ b/isbn/cmd/gen_ranges.go
@@ -0,0 +1,88 @@
+package main
+
+import (
+	"encoding/xml"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"strconv"
+	"strings"
+)
+
+// +build ignore
+
+const url = "http://www.isbn-international.org/export_rangemessage.xml"
+const header = `package isbn
+
+type Range struct {
+	Prefix string
+	Agency string
+	Ranges [][2]string
+}
+
+var Ranges = map[string]Range{`
+const footer = `
+}
+
+`
+
+type Group struct {
+	Prefix string
+	Agency string
+	Rules  []Rule `xml:">Rule"`
+}
+
+type Rule struct {
+	Range  string
+	Length string
+}
+
+func main() {
+	res, err := http.Get(url)
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer res.Body.Close()
+
+	dec := xml.NewDecoder(res.Body)
+
+	var groups []Group
+	for {
+		t, err := dec.Token()
+		if err != nil && err != io.EOF {
+			log.Fatal(err)
+		}
+		if t == nil {
+			break
+		}
+		switch elem := t.(type) {
+		case xml.StartElement:
+			if elem.Name.Local == "Group" {
+				var g Group
+				dec.DecodeElement(&g, &elem)
+				groups = append(groups, g)
+			}
+		}
+	}
+
+	fmt.Println(header)
+	for _, g := range groups {
+		fmt.Printf("%q: Range{\n", g.Prefix[4:])
+		fmt.Printf("\tPrefix: %q,\n", g.Prefix[:3])
+		fmt.Printf("\tAgency: %q,\n", g.Agency)
+		fmt.Printf("\tRanges: [][2]string{")
+		for _, r := range g.Rules {
+			if r.Length == "0" {
+				continue
+			}
+			l, _ := strconv.Atoi(r.Length)
+			ranges := strings.Split(r.Range, "-")
+			fmt.Printf("{%q,%q},", ranges[0][:l], ranges[1][:l])
+		}
+		fmt.Printf("\t},")
+		fmt.Printf("\t},\n")
+
+	}
+	fmt.Println(footer)
+}
diff --git a/isbn/isbn.go b/isbn/isbn.go
new file mode 100644
index 0000000..17eb3ca
--- /dev/null
+++ b/isbn/isbn.go
@@ -0,0 +1,46 @@
+package isbn
+
+import "fmt"
+
+type ISBN [13]byte
+
+func isDigit(c rune) bool {
+	return c >= '0' && c <= '9'
+}
+
+func Parse(s string) (ISBN, error) {
+	var n ISBN
+	i := 0
+	for _, c := range s {
+		if c == '-' {
+			continue
+		}
+		if isDigit(c) {
+			n[i] = uint8(c - '0')
+			i++
+			if i == 11 {
+				break
+			}
+		}
+		if i == 10 && c == 'x' || c == 'X' {
+			n[9] = 10
+			break
+		}
+	}
+	if i != 10 && i != 13 {
+		return n, fmt.Errorf("incorrect number of digits: %d != 10|13", i)
+	}
+	return ISBN{}, nil
+}
+
+func (n ISBN) Is10() bool {
+	return n[11] == 0 &&
+		n[10] == 0 &&
+		n[9] == 0
+}
+
+func (n ISBN) Is13() bool { return !n.Is10() }
+
+func (n ISBN) Hyphenate() string {
+	return "TODO"
+}
diff --git a/isbn/isbn_test.go b/isbn/isbn_test.go
new file mode 100644
index 0000000..d199b5a
--- /dev/null
+++ b/isbn/isbn_test.go
@@ -0,0 +1,115 @@
+package isbn
+
+import "testing"
+
+// Verify that valid ISBNs are parsed and can be pretty-printed,
+// while invalid ISBNs fails to parse with an error.
+func TestParseAndPrintISBNs(t *testing.T) {
+	tests := []struct {
+		in   string
+		want string
+		err  string
+	}{
+		{"", "", "incorrect number of digits: 0 != 10|13"},
+		{"1234", "", "incorrect number of digits: 4 != 10|13"},
+		{"9986163293", "9986-16-329-3", ""},
+		{"9963645062", "9963-645-06-2", ""},
+		{"9879818423", "987-98184-2-3", ""},
+		{"9864171917", "986-417-191-7", ""},
+		{"9844580897", "984-458-089-7", ""},
+		{"9835201579", "983-52-0157-9", ""},
+		{"9823010013", "982-301-001-3", ""},
+		{"9813018399", "981-3018-39-9", ""},
+		{"9800101942", "980-01-0194-2", ""},
+		{"9795534831", "979-553-483-1", ""},
+		{"9789996520471", "978-99965-2-047-1", ""},
+		{"9789993710561", "978-99937-1-056-1", ""},
+		{"9789934015960", "978-9934015960", ""},
+		{"9789933101473", "978-9933101473", ""},
+		{"9789930943106", "978-9930943106", ""},
+		{"9789929801646", "978-9929801646", ""},
+		{"9789928400529", "978-9928400529", ""},
+		{"9789880038273", "978-988-00-3827-3", ""},
+		{"9789609962674", "978-960-99626-7-4", ""},
+		{"9786180207897", "978-618-02-0789-7", ""},
+		{"9786155014994", "978-615-5014-99-4", ""},
+		{"9786144040188", "978-614-404-018-8", ""},
+		{"9786124516597", "978-612-45165-9-7", ""},
+		{"9786082030234", "978-608-203-023-4", ""},
+		{"9786074550351", "978-607-455-035-1", ""},
+		{"9786068126357", "978-606-8126-35-7", ""},
+		{"9786035000451", "978-603-500-045-1", ""},
+		{"9786028328227", "978-602-8328-22-7", ""},
+		{"9786017151133", "978-601-7151-13-3", ""},
+		{"9786001191251", "978-600-119-125-1", ""},
+		{"9783718622", "978-37186-2-2", ""},
+		{"9777345208", "977-734-520-8", ""},
+		{"9766401403", "976-640-140-3", ""},
+		{"9752933815", "975-293-381-5", ""},
+		{"9748585476", "974-85854-7-6", ""},
+		{"9734301799", "973-43-0179-9", ""},
+		{"9723702746", "972-37-0274-6", ""},
+		{"9718845100", "971-8845-10-0", ""},
+		{"9702002427", "970-20-0242-7", ""},
+		{"9693520203", "969-35-2020-3", ""},
+		{"9686031022", "968-6031-02-2", ""},
+		{"9679787532", "967-978-753-2", ""},
+		{"966954405X", "966-95440-5-X", ""},
+		{"9653590022", "965-359-002-2", ""},
+		{"9646194702", "964-6194-70-2", ""},
+		{"9637971513", "963-7971-51-3", ""},
+		{"9620401956", "962-04-0195-6", ""},
+		{"9616403230", "961-6403-23-0", ""},
+		{"9591003633", "959-10-0363-3", ""},
+		{"958046278X", "958-04-6278-X", ""},
+		{"9570174293", "957-01-7429-3", ""},
+		{"9567291489", "956-7291-48-9", ""},
+		{"955203051X", "955-20-3051-X", ""},
+		{"954430603X", "954-430-603-X", ""},
+		{"9531571058", "953-157-105-8", ""},
+		{"9524712946", "952-471-294-6", ""},
+		{"9510113697", "951-0-11369-7", ""},
+		{"9500404427", "950-04-0442-7", ""},
+		{"9350252147", "93-5025-214-7", ""},
+		{"9267103709", "92-67-10370-9", ""},
+		{"9118116922", "91-1-811692-2", ""},
+		{"9056911872", "90-5691-187-2", ""},
+		{"8804473282", "88-04-47328-2", ""},
+		{"8759522771", "87-595-2277-1", ""},
+		{"8634108465", "86-341-0846-5", ""},
+		{"8575310151", "85-7531-015-1", ""},
+		{"8486546087", "84-86546-08-7", ""},
+		{"8308015875", "83-08-01587-5", ""},
+		{"8253009836", "82-530-0983-6", ""},
+		{"8172153996", "81-7215-399-6", ""},
+		{"8085983443", "80-85983-44-3", ""},
+		{"7301102992", "7-301-10299-2", ""},
+		{"6090112488", "609-01-1248-8", ""},
+		{"6053840572", "605-384-057-2", ""},
+		{"6046945100", "604-69-4510-0", ""},
+		{"5852700010", "5-85270-001-0", ""},
+		{"4198301271", "4-19-830127-1", ""},
+		{"3796519008", "3-7965-1900-8", ""},
+		{"2226052577", "2-226-05257-7", ""},
+		{"1581820089", "1-58182-008-9", ""},
+		{"0330284983", "0-330-28498-3", ""},
+	}
+
+	for _, test := range tests {
+		n, err := Parse(test.in)
+		if err != nil && err.Error() != test.err {
+			t.Errorf("Parse(%q) => %v; want %v", test.in, err, test.err)
+			continue
+		}
+		if err == nil && test.err != "" {
+			t.Errorf("Parse(%q) => %v; want %v", test.in, n, test.err)
+			continue
+		}
+		if test.err != "" {
+			continue
+		}
+		if got := n.Hyphenate(); got != test.want {
+			t.Errorf("Hypenate(%q) => %v; want %v", test.in, got, test.want)
+		}
+	}
+}
diff --git a/isbn/ranges.go b/isbn/ranges.go
new file mode 100644
index 0000000..41760d7
--- /dev/null
+++ b/isbn/ranges.go
@@ -0,0 +1,926 @@
+package isbn
+
+type Range struct {
+	Prefix string
+	Agency string
+	Ranges [][2]string
+}
+
+var Ranges = map[string]Range{
+	"0": Range{
+		Prefix: "978",
+		Agency: "English language",
+		Ranges: [][2]string{{"00", "19"}, {"200", "227"}, {"2280", "2289"}, {"229", "638"}, {"6390", "6399"}, {"640", "647"}, {"6480000", "6489999"}, {"649", "654"}, {"6550", "6559"}, {"656", "699"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "949999"}, {"9500000", "9999999"}}},
+	"1": Range{
+		Prefix: "978",
+		Agency: "English language",
+		Ranges: [][2]string{{"00", "09"}, {"100", "399"}, {"4000", "5499"}, {"55000", "73199"}, {"7320000", "7399999"}, {"74000", "77499"}, {"7750000", "7753999"}, {"77540", "86979"}, {"869800", "972999"}, {"9730", "9877"}, {"987800", "998999"}, {"9990000", "9999999"}}},
+	"2": Range{
+		Prefix: "978",
+		Agency: "French language",
+		Ranges: [][2]string{{"00", "19"}, {"200", "349"}, {"35000", "39999"}, {"400", "489"}, {"490000", "494999"}, {"495", "699"}, {"7000", "8399"}, {"84000", "89999"}, {"900000", "919942"}, {"9199430", "9199689"}, {"919969", "949999"}, {"9500000", "9999999"}}},
+	"3": Range{
+		Prefix: "978",
+		Agency: "German language",
+		Ranges: [][2]string{{"00", "02"}, {"030", "033"}, {"0340", "0369"}, {"03700", "03999"}, {"04", "19"}, {"200", "699"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "949999"}, {"9500000", "9539999"}, {"95400", "96999"}, {"9700000", "9899999"}, {"99000", "99499"}, {"99500", "99999"}}},
+	"4": Range{
+		Prefix: "978",
+		Agency: "Japan",
+		Ranges: [][2]string{{"00", "19"}, {"200", "699"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "949999"}, {"9500000", "9999999"}}},
+	"5": Range{
+		Prefix: "978",
+		Agency: "former U.S.S.R",
+		Ranges: [][2]string{{"00000", "00499"}, {"0050", "0099"}, {"01", "19"}, {"200", "420"}, {"4210", "4299"}, {"430", "430"}, {"4310", "4399"}, {"440", "440"}, {"4410", "4499"}, {"450", "603"}, {"6040000", "6049999"}, {"605", "699"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "909999"}, {"91000", "91999"}, {"9200", "9299"}, {"93000", "94999"}, {"9500000", "9500999"}, {"9501", "9799"}, {"98000", "98999"}, {"9900000", "9909999"}, {"9910", "9999"}}},
+	"600": Range{
+		Prefix: "978",
+		Agency: "Iran",
+		Ranges: [][2]string{{"00", "09"}, {"100", "499"}, {"5000", "8999"}, {"90000", "99999"}}},
+	"601": Range{
+		Prefix: "978",
+		Agency: "Kazakhstan",
+		Ranges: [][2]string{{"00", "19"}, {"200", "699"}, {"7000", "7999"}, {"80000", "84999"}, {"85", "99"}}},
+	"602": Range{
+		Prefix: "978",
+		Agency: "Indonesia",
+		Ranges: [][2]string{{"00", "07"}, {"0800", "0899"}, {"0900", "1099"}, {"1100", "1199"}, {"1200", "1399"}, {"14000", "14999"}, {"1500", "1699"}, {"17000", "17999"}, {"18000", "18999"}, {"19000", "19999"}, {"200", "499"}, {"50000", "53999"}, {"5400", "5999"}, {"60000", "61999"}, {"6200", "6749"}, {"6750", "6999"}, {"70000", "74999"}, {"7500", "7999"}, {"8000", "9499"}, {"95000", "99999"}}},
+	"603": Range{
+		Prefix: "978",
+		Agency: "Saudi Arabia",
+		Ranges: [][2]string{{"00", "04"}, {"05", "49"}, {"500", "799"}, {"8000", "8999"}, {"90000", "99999"}}},
+	"604": Range{
+		Prefix: "978",
+		Agency: "Vietnam",
+		Ranges: [][2]string{{"0", "4"}, {"50", "89"}, {"900", "979"}, {"9800", "9999"}}},
+	"605": Range{
+		Prefix: "978",
+		Agency: "Turkey",
+		Ranges: [][2]string{{"01", "02"}, {"030", "039"}, {"04", "09"}, {"100", "199"}, {"2000", "2399"}, {"240", "399"}, {"4000", "5999"}, {"60000", "89999"}, {"9000", "9999"}}},
+	"606": Range{
+		Prefix: "978",
+		Agency: "Romania",
+		Ranges: [][2]string{{"000", "099"}, {"10", "49"}, {"500", "799"}, {"8000", "9099"}, {"910", "919"}, {"92000", "97499"}, {"975", "999"}}},
+	"607": Range{
+		Prefix: "978",
+		Agency: "Mexico",
+		Ranges: [][2]string{{"00", "39"}, {"400", "749"}, {"7500", "9499"}, {"95000", "99999"}}},
+	"608": Range{
+		Prefix: "978",
+		Agency: "Macedonia",
+		Ranges: [][2]string{{"0", "0"}, {"10", "19"}, {"200", "449"}, {"4500", "6499"}, {"65000", "69999"}, {"7", "9"}}},
+	"609": Range{
+		Prefix: "978",
+		Agency: "Lithuania",
+		Ranges: [][2]string{{"00", "39"}, {"400", "799"}, {"8000", "9499"}, {"95000", "99999"}}},
+	"611": Range{
+		Prefix: "978",
+		Agency: "Thailand",
+		Ranges: [][2]string{}},
+	"612": Range{
+		Prefix: "978",
+		Agency: "Peru",
+		Ranges: [][2]string{{"00", "29"}, {"300", "399"}, {"4000", "4499"}, {"45000", "49999"}, {"50", "99"}}},
+	"613": Range{
+		Prefix: "978",
+		Agency: "Mauritius",
+		Ranges: [][2]string{{"0", "9"}}},
+	"614": Range{
+		Prefix: "978",
+		Agency: "Lebanon",
+		Ranges: [][2]string{{"00", "39"}, {"400", "799"}, {"8000", "9499"}, {"95000", "99999"}}},
+	"615": Range{
+		Prefix: "978",
+		Agency: "Hungary",
+		Ranges: [][2]string{{"00", "09"}, {"100", "499"}, {"5000", "7999"}, {"80000", "89999"}}},
+	"616": Range{
+		Prefix: "978",
+		Agency: "Thailand",
+		Ranges: [][2]string{{"00", "19"}, {"200", "699"}, {"7000", "8999"}, {"90000", "99999"}}},
+	"617": Range{
+		Prefix: "978",
+		Agency: "Ukraine",
+		Ranges: [][2]string{{"00", "49"}, {"500", "699"}, {"7000", "8999"}, {"90000", "99999"}}},
+	"618": Range{
+		Prefix: "978",
+		Agency: "Greece",
+		Ranges: [][2]string{{"00", "19"}, {"200", "499"}, {"5000", "7999"}, {"80000", "99999"}}},
+	"619": Range{
+		Prefix: "978",
+		Agency: "Bulgaria",
+		Ranges: [][2]string{{"00", "14"}, {"150", "699"}, {"7000", "8999"}, {"90000", "99999"}}},
+	"620": Range{
+		Prefix: "978",
+		Agency: "Mauritius",
+		Ranges: [][2]string{{"0", "9"}}},
+	"621": Range{
+		Prefix: "978",
+		Agency: "Philippines",
+		Ranges: [][2]string{{"00", "29"}, {"400", "599"}, {"8000", "8999"}, {"95000", "99999"}}},
+	"7": Range{
+		Prefix: "978",
+		Agency: "China, People's Republic",
+		Ranges: [][2]string{{"00", "09"}, {"100", "499"}, {"5000", "7999"}, {"80000", "89999"}, {"900000", "999999"}}},
+	"80": Range{
+		Prefix: "978",
+		Agency: "former Czechoslovakia",
+		Ranges: [][2]string{{"00", "19"}, {"200", "699"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "999999"}}},
+	"81": Range{
+		Prefix: "978",
+		Agency: "India",
+		Ranges: [][2]string{{"00", "19"}, {"200", "699"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "999999"}}},
+	"82": Range{
+		Prefix: "978",
+		Agency: "Norway",
+		Ranges: [][2]string{{"00", "19"}, {"200", "689"}, {"690000", "699999"}, {"7000", "8999"}, {"90000", "98999"}, {"990000", "999999"}}},
+	"83": Range{
+		Prefix: "978",
+		Agency: "Poland",
+		Ranges: [][2]string{{"00", "19"}, {"200", "599"}, {"60000", "69999"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "999999"}}},
+	"84": Range{
+		Prefix: "978",
+		Agency: "Spain",
+		Ranges: [][2]string{{"00", "13"}, {"140", "149"}, {"15000", "19999"}, {"200", "699"}, {"7000", "8499"}, {"85000", "89999"}, {"9000", "9199"}, {"920000", "923999"}, {"92400", "92999"}, {"930000", "949999"}, {"95000", "96999"}, {"9700", "9999"}}},
+	"85": Range{
+		Prefix: "978",
+		Agency: "Brazil",
+		Ranges: [][2]string{{"00", "19"}, {"200", "549"}, {"5500", "5999"}, {"60000", "69999"}, {"7000", "8499"}, {"85000", "89999"}, {"900000", "924999"}, {"92500", "94499"}, {"9450", "9599"}, {"96", "97"}, {"98000", "99999"}}},
+	"86": Range{
+		Prefix: "978",
+		Agency: "former Yugoslavia",
+		Ranges: [][2]string{{"00", "29"}, {"300", "599"}, {"6000", "7999"}, {"80000", "89999"}, {"900000", "999999"}}},
+	"87": Range{
+		Prefix: "978",
+		Agency: "Denmark",
+		Ranges: [][2]string{{"00", "29"}, {"400", "649"}, {"7000", "7999"}, {"85000", "94999"}, {"970000", "999999"}}},
+	"88": Range{
+		Prefix: "978",
+		Agency: "Italy",
+		Ranges: [][2]string{{"00", "19"}, {"200", "326"}, {"3270", "3389"}, {"339", "599"}, {"6000", "8499"}, {"85000", "89999"}, {"900000", "909999"}, {"910", "929"}, {"9300", "9399"}, {"940000", "947999"}, {"94800", "94999"}, {"95000", "99999"}}},
+	"89": Range{
+		Prefix: "978",
+		Agency: "Korea, Republic",
+		Ranges: [][2]string{{"00", "24"}, {"250", "549"}, {"5500", "8499"}, {"85000", "94999"}, {"950000", "969999"}, {"97000", "98999"}, {"990", "999"}}},
+	"90": Range{
+		Prefix: "978",
+		Agency: "Netherlands",
+		Ranges: [][2]string{{"00", "19"}, {"200", "499"}, {"5000", "6999"}, {"70000", "79999"}, {"800000", "849999"}, {"8500", "8999"}, {"90", "90"}, {"94", "94"}}},
+	"91": Range{
+		Prefix: "978",
+		Agency: "Sweden",
+		Ranges: [][2]string{{"0", "1"}, {"20", "49"}, {"500", "649"}, {"7000", "7999"}, {"85000", "94999"}, {"970000", "999999"}}},
+	"92": Range{
+		Prefix: "978",
+		Agency: "International NGO Publishers and EU Organizations",
+		Ranges: [][2]string{{"0", "5"}, {"60", "79"}, {"800", "899"}, {"9000", "9499"}, {"95000", "98999"}, {"990000", "999999"}}},
+	"93": Range{
+		Prefix: "978",
+		Agency: "India",
+		Ranges: [][2]string{{"00", "09"}, {"100", "499"}, {"5000", "7999"}, {"80000", "94999"}, {"950000", "999999"}}},
+	"94": Range{
+		Prefix: "978",
+		Agency: "Netherlands",
+		Ranges: [][2]string{{"000", "599"}, {"6000", "8999"}, {"90000", "99999"}}},
+	"950": Range{
+		Prefix: "978",
+		Agency: "Argentina",
+		Ranges: [][2]string{{"00", "49"}, {"500", "899"}, {"9000", "9899"}, {"99000", "99999"}}},
+	"951": Range{
+		Prefix: "978",
+		Agency: "Finland",
+		Ranges: [][2]string{{"0", "1"}, {"20", "54"}, {"550", "889"}, {"8900", "9499"}, {"95000", "99999"}}},
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+	"9984": Range{
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+		Agency: "Latvia",
+		Ranges: [][2]string{{"00", "49"}, {"500", "899"}, {"9000", "9999"}}},
+	"9985": Range{
+		Prefix: "978",
+		Agency: "Estonia",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "899"}, {"9000", "9999"}}},
+	"9986": Range{
+		Prefix: "978",
+		Agency: "Lithuania",
+		Ranges: [][2]string{{"00", "39"}, {"400", "899"}, {"9000", "9399"}, {"940", "969"}, {"97", "99"}}},
+	"9987": Range{
+		Prefix: "978",
+		Agency: "Tanzania",
+		Ranges: [][2]string{{"00", "39"}, {"400", "879"}, {"8800", "9999"}}},
+	"9988": Range{
+		Prefix: "978",
+		Agency: "Ghana",
+		Ranges: [][2]string{{"0", "2"}, {"30", "54"}, {"550", "749"}, {"7500", "9999"}}},
+	"9989": Range{
+		Prefix: "978",
+		Agency: "Macedonia",
+		Ranges: [][2]string{{"0", "0"}, {"100", "199"}, {"2000", "2999"}, {"30", "59"}, {"600", "949"}, {"9500", "9999"}}},
+	"99901": Range{
+		Prefix: "978",
+		Agency: "Bahrain",
+		Ranges: [][2]string{{"00", "49"}, {"500", "799"}, {"80", "99"}}},
+	"99902": Range{
+		Prefix: "978",
+		Agency: "Reserved Agency",
+		Ranges: [][2]string{}},
+	"99903": Range{
+		Prefix: "978",
+		Agency: "Mauritius",
+		Ranges: [][2]string{{"0", "1"}, {"20", "89"}, {"900", "999"}}},
+	"99904": Range{
+		Prefix: "978",
+		Agency: "Curaçao",
+		Ranges: [][2]string{{"0", "5"}, {"60", "89"}, {"900", "999"}}},
+	"99905": Range{
+		Prefix: "978",
+		Agency: "Bolivia",
+		Ranges: [][2]string{{"0", "3"}, {"40", "79"}, {"800", "999"}}},
+	"99906": Range{
+		Prefix: "978",
+		Agency: "Kuwait",
+		Ranges: [][2]string{{"0", "2"}, {"30", "59"}, {"600", "699"}, {"70", "89"}, {"90", "94"}, {"950", "999"}}},
+	"99908": Range{
+		Prefix: "978",
+		Agency: "Malawi",
+		Ranges: [][2]string{{"0", "0"}, {"10", "89"}, {"900", "999"}}},
+	"99909": Range{
+		Prefix: "978",
+		Agency: "Malta",
+		Ranges: [][2]string{{"0", "3"}, {"40", "94"}, {"950", "999"}}},
+	"99910": Range{
+		Prefix: "978",
+		Agency: "Sierra Leone",
+		Ranges: [][2]string{{"0", "2"}, {"30", "89"}, {"900", "999"}}},
+	"99911": Range{
+		Prefix: "978",
+		Agency: "Lesotho",
+		Ranges: [][2]string{{"00", "59"}, {"600", "999"}}},
+	"99912": Range{
+		Prefix: "978",
+		Agency: "Botswana",
+		Ranges: [][2]string{{"0", "3"}, {"400", "599"}, {"60", "89"}, {"900", "999"}}},
+	"99913": Range{
+		Prefix: "978",
+		Agency: "Andorra",
+		Ranges: [][2]string{{"0", "2"}, {"30", "35"}, {"600", "604"}}},
+	"99914": Range{
+		Prefix: "978",
+		Agency: "International NGO Publishers",
+		Ranges: [][2]string{{"0", "4"}, {"50", "69"}, {"7", "7"}, {"80", "89"}, {"900", "999"}}},
+	"99915": Range{
+		Prefix: "978",
+		Agency: "Maldives",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99916": Range{
+		Prefix: "978",
+		Agency: "Namibia",
+		Ranges: [][2]string{{"0", "2"}, {"30", "69"}, {"700", "999"}}},
+	"99917": Range{
+		Prefix: "978",
+		Agency: "Brunei Darussalam",
+		Ranges: [][2]string{{"0", "2"}, {"30", "89"}, {"900", "999"}}},
+	"99918": Range{
+		Prefix: "978",
+		Agency: "Faroe Islands",
+		Ranges: [][2]string{{"0", "3"}, {"40", "79"}, {"800", "999"}}},
+	"99919": Range{
+		Prefix: "978",
+		Agency: "Benin",
+		Ranges: [][2]string{{"0", "2"}, {"300", "399"}, {"40", "69"}, {"70", "79"}, {"800", "849"}, {"850", "899"}, {"900", "999"}}},
+	"99920": Range{
+		Prefix: "978",
+		Agency: "Andorra",
+		Ranges: [][2]string{{"0", "4"}, {"50", "89"}, {"900", "999"}}},
+	"99921": Range{
+		Prefix: "978",
+		Agency: "Qatar",
+		Ranges: [][2]string{{"0", "1"}, {"20", "69"}, {"700", "799"}, {"8", "8"}, {"90", "99"}}},
+	"99922": Range{
+		Prefix: "978",
+		Agency: "Guatemala",
+		Ranges: [][2]string{{"0", "3"}, {"40", "69"}, {"700", "999"}}},
+	"99923": Range{
+		Prefix: "978",
+		Agency: "El Salvador",
+		Ranges: [][2]string{{"0", "1"}, {"20", "79"}, {"800", "999"}}},
+	"99924": Range{
+		Prefix: "978",
+		Agency: "Nicaragua",
+		Ranges: [][2]string{{"0", "1"}, {"20", "79"}, {"800", "999"}}},
+	"99925": Range{
+		Prefix: "978",
+		Agency: "Paraguay",
+		Ranges: [][2]string{{"0", "3"}, {"40", "79"}, {"800", "999"}}},
+	"99926": Range{
+		Prefix: "978",
+		Agency: "Honduras",
+		Ranges: [][2]string{{"0", "0"}, {"10", "59"}, {"600", "869"}, {"87", "89"}, {"90", "99"}}},
+	"99927": Range{
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+		Agency: "Albania",
+		Ranges: [][2]string{{"0", "2"}, {"30", "59"}, {"600", "999"}}},
+	"99928": Range{
+		Prefix: "978",
+		Agency: "Georgia",
+		Ranges: [][2]string{{"0", "0"}, {"10", "79"}, {"800", "999"}}},
+	"99929": Range{
+		Prefix: "978",
+		Agency: "Mongolia",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99930": Range{
+		Prefix: "978",
+		Agency: "Armenia",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99931": Range{
+		Prefix: "978",
+		Agency: "Seychelles",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99932": Range{
+		Prefix: "978",
+		Agency: "Malta",
+		Ranges: [][2]string{{"0", "0"}, {"10", "59"}, {"600", "699"}, {"7", "7"}, {"80", "99"}}},
+	"99933": Range{
+		Prefix: "978",
+		Agency: "Nepal",
+		Ranges: [][2]string{{"0", "2"}, {"30", "59"}, {"600", "999"}}},
+	"99934": Range{
+		Prefix: "978",
+		Agency: "Dominican Republic",
+		Ranges: [][2]string{{"0", "1"}, {"20", "79"}, {"800", "999"}}},
+	"99935": Range{
+		Prefix: "978",
+		Agency: "Haiti",
+		Ranges: [][2]string{{"0", "2"}, {"30", "59"}, {"600", "699"}, {"7", "8"}, {"90", "99"}}},
+	"99936": Range{
+		Prefix: "978",
+		Agency: "Bhutan",
+		Ranges: [][2]string{{"0", "0"}, {"10", "59"}, {"600", "999"}}},
+	"99937": Range{
+		Prefix: "978",
+		Agency: "Macau",
+		Ranges: [][2]string{{"0", "1"}, {"20", "59"}, {"600", "999"}}},
+	"99938": Range{
+		Prefix: "978",
+		Agency: "Srpska, Republic of",
+		Ranges: [][2]string{{"0", "1"}, {"20", "59"}, {"600", "899"}, {"90", "99"}}},
+	"99939": Range{
+		Prefix: "978",
+		Agency: "Guatemala",
+		Ranges: [][2]string{{"0", "5"}, {"60", "89"}, {"900", "999"}}},
+	"99940": Range{
+		Prefix: "978",
+		Agency: "Georgia",
+		Ranges: [][2]string{{"0", "0"}, {"10", "69"}, {"700", "999"}}},
+	"99941": Range{
+		Prefix: "978",
+		Agency: "Armenia",
+		Ranges: [][2]string{{"0", "2"}, {"30", "79"}, {"800", "999"}}},
+	"99942": Range{
+		Prefix: "978",
+		Agency: "Sudan",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99943": Range{
+		Prefix: "978",
+		Agency: "Albania",
+		Ranges: [][2]string{{"0", "2"}, {"30", "59"}, {"600", "999"}}},
+	"99944": Range{
+		Prefix: "978",
+		Agency: "Ethiopia",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99945": Range{
+		Prefix: "978",
+		Agency: "Namibia",
+		Ranges: [][2]string{{"0", "5"}, {"60", "89"}, {"900", "999"}}},
+	"99946": Range{
+		Prefix: "978",
+		Agency: "Nepal",
+		Ranges: [][2]string{{"0", "2"}, {"30", "59"}, {"600", "999"}}},
+	"99947": Range{
+		Prefix: "978",
+		Agency: "Tajikistan",
+		Ranges: [][2]string{{"0", "2"}, {"30", "69"}, {"700", "999"}}},
+	"99948": Range{
+		Prefix: "978",
+		Agency: "Eritrea",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99949": Range{
+		Prefix: "978",
+		Agency: "Mauritius",
+		Ranges: [][2]string{{"0", "1"}, {"20", "89"}, {"900", "999"}}},
+	"99950": Range{
+		Prefix: "978",
+		Agency: "Cambodia",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99951": Range{
+		Prefix: "978",
+		Agency: "Reserved Agency",
+		Ranges: [][2]string{}},
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+		Prefix: "978",
+		Agency: "Mali",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99953": Range{
+		Prefix: "978",
+		Agency: "Paraguay",
+		Ranges: [][2]string{{"0", "2"}, {"30", "79"}, {"800", "939"}, {"94", "99"}}},
+	"99954": Range{
+		Prefix: "978",
+		Agency: "Bolivia",
+		Ranges: [][2]string{{"0", "2"}, {"30", "69"}, {"700", "879"}, {"88", "99"}}},
+	"99955": Range{
+		Prefix: "978",
+		Agency: "Srpska, Republic of",
+		Ranges: [][2]string{{"0", "1"}, {"20", "59"}, {"600", "799"}, {"80", "99"}}},
+	"99956": Range{
+		Prefix: "978",
+		Agency: "Albania",
+		Ranges: [][2]string{{"00", "59"}, {"600", "859"}, {"86", "99"}}},
+	"99957": Range{
+		Prefix: "978",
+		Agency: "Malta",
+		Ranges: [][2]string{{"0", "1"}, {"20", "79"}, {"800", "999"}}},
+	"99958": Range{
+		Prefix: "978",
+		Agency: "Bahrain",
+		Ranges: [][2]string{{"0", "4"}, {"50", "93"}, {"940", "949"}, {"950", "999"}}},
+	"99959": Range{
+		Prefix: "978",
+		Agency: "Luxembourg",
+		Ranges: [][2]string{{"0", "2"}, {"30", "59"}, {"600", "999"}}},
+	"99960": Range{
+		Prefix: "978",
+		Agency: "Malawi",
+		Ranges: [][2]string{{"0", "0"}, {"10", "94"}, {"950", "999"}}},
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+		Prefix: "978",
+		Agency: "El Salvador",
+		Ranges: [][2]string{{"0", "2"}, {"300", "399"}, {"40", "89"}, {"900", "999"}}},
+	"99962": Range{
+		Prefix: "978",
+		Agency: "Mongolia",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
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+		Prefix: "978",
+		Agency: "Cambodia",
+		Ranges: [][2]string{{"00", "49"}, {"500", "919"}, {"92", "99"}}},
+	"99964": Range{
+		Prefix: "978",
+		Agency: "Nicaragua",
+		Ranges: [][2]string{{"0", "1"}, {"20", "79"}, {"800", "999"}}},
+	"99965": Range{
+		Prefix: "978",
+		Agency: "Macau",
+		Ranges: [][2]string{{"0", "2"}, {"300", "399"}, {"40", "62"}, {"630", "999"}}},
+	"99966": Range{
+		Prefix: "978",
+		Agency: "Kuwait",
+		Ranges: [][2]string{{"0", "2"}, {"30", "69"}, {"700", "799"}, {"80", "94"}}},
+	"99967": Range{
+		Prefix: "978",
+		Agency: "Paraguay",
+		Ranges: [][2]string{{"0", "1"}, {"20", "59"}, {"600", "899"}}},
+	"99968": Range{
+		Prefix: "978",
+		Agency: "Botswana",
+		Ranges: [][2]string{{"0", "3"}, {"400", "599"}, {"60", "89"}, {"900", "999"}}},
+	"99969": Range{
+		Prefix: "978",
+		Agency: "Oman",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99970": Range{
+		Prefix: "978",
+		Agency: "Haiti",
+		Ranges: [][2]string{{"0", "4"}, {"50", "89"}, {"900", "999"}}},
+	"99971": Range{
+		Prefix: "978",
+		Agency: "Myanmar",
+		Ranges: [][2]string{{"0", "5"}, {"60", "84"}, {"850", "999"}}},
+	"99972": Range{
+		Prefix: "978",
+		Agency: "Faroe Islands",
+		Ranges: [][2]string{{"0", "4"}, {"50", "89"}, {"900", "999"}}},
+	"99973": Range{
+		Prefix: "978",
+		Agency: "Mongolia",
+		Ranges: [][2]string{{"0", "3"}, {"40", "79"}, {"800", "999"}}},
+	"99974": Range{
+		Prefix: "978",
+		Agency: "Bolivia",
+		Ranges: [][2]string{{"40", "79"}, {"800", "999"}}},
+	"99975": Range{
+		Prefix: "978",
+		Agency: "Tajikistan",
+		Ranges: [][2]string{{"0", "3"}, {"40", "79"}, {"800", "999"}}},
+	"99976": Range{
+		Prefix: "978",
+		Agency: "Srpska, Republic of",
+		Ranges: [][2]string{{"0", "1"}, {"20", "59"}, {"600", "799"}}},
+	"99977": Range{
+		Prefix: "978",
+		Agency: "Rwanda",
+		Ranges: [][2]string{{"0", "1"}, {"40", "69"}, {"700", "799"}}},
+	"99978": Range{
+		Prefix: "978",
+		Agency: "Mongolia",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"99979": Range{
+		Prefix: "978",
+		Agency: "Honduras",
+		Ranges: [][2]string{{"0", "4"}, {"50", "79"}, {"800", "999"}}},
+	"10": Range{
+		Prefix: "979",
+		Agency: "France",
+		Ranges: [][2]string{{"00", "19"}, {"200", "699"}, {"7000", "8999"}, {"90000", "97599"}, {"976000", "999999"}}},
+	"11": Range{
+		Prefix: "979",
+		Agency: "Korea, Republic",
+		Ranges: [][2]string{{"00", "24"}, {"250", "549"}, {"5500", "8499"}, {"85000", "94999"}, {"950000", "999999"}}},
+	"12": Range{
+		Prefix: "979",
+		Agency: "Italy",
+		Ranges: [][2]string{{"200", "200"}}},
+}