The +1 calling code (North American Numbering Plan)
+1 is the calling code shared by the United States, Canada and 23 other countries and territories in the North American Numbering Plan. They are told apart by their three-digit area codes.
Look up a +1 area code
Type an area code (for example 437 or 212) to see which country it belongs to.
442 of 442 area codes
Showing the first 60. Type more digits to narrow the list.
NANP countries and territories
| Code | Country or territory |
|---|---|
| +1268 | 🇦🇬 Antigua and Barbuda |
| +1242 | 🇧🇸 Bahamas |
| +1246 | 🇧🇧 Barbados |
| +1 | 🇨🇦 Canada |
| +1767 | 🇩🇲 Dominica |
| +1809 | 🇩🇴 Dominican Republic |
| +1473 | 🇬🇩 Grenada |
| +1876 | 🇯🇲 Jamaica |
| +1869 | 🇰🇳 Saint Kitts and Nevis |
| +1758 | 🇱🇨 Saint Lucia |
| +1784 | 🇻🇨 Saint Vincent and the Grenadines |
| +1868 | 🇹🇹 Trinidad and Tobago |
| +1 | 🇺🇸 United States |
| +1684 | 🇦🇸 American Samoa |
| +1264 | 🇦🇮 Anguilla |
| +1441 | 🇧🇲 Bermuda |
| +1284 | 🇻🇬 British Virgin Islands |
| +1345 | 🇰🇾 Cayman Islands |
| +1671 | 🇬🇺 Guam |
| +1664 | 🇲🇸 Montserrat |
| +1670 | 🇲🇵 Northern Mariana Islands |
| +1787 | 🇵🇷 Puerto Rico |
| +1721 | 🇸🇽 Sint Maarten |
| +1649 | 🇹🇨 Turks and Caicos Islands |
| +1340 | 🇻🇮 United States Virgin Islands |
Frequently asked questions
What country is the +1 calling code?
+1 is the calling code for the United States and Canada, plus 23 other countries and territories in the North American Numbering Plan (NANP), such as Jamaica, the Bahamas and Barbados. They share +1 but are separated by their three-digit area codes.
Is +1 437 the US or Canada?
The +1 437 area code is in Canada (an overlay for the Toronto area in Ontario). You can look up any +1 area code in the table above to see whether it belongs to the United States or Canada.
How do +1 area codes work?
After the +1 country code comes a three-digit area code, then a seven-digit local number. The area code determines the region, and for the US and Canada it also determines which of the two countries the number is in.
See the full list of country calling codes.
Calling codes and NANP area codes from open datasets (ITU-T E.164). Sources on the data page.