United States
How to call United States
Replace "local number" with the actual phone number, dropping any leading zero.
Other countries sharing the code +1
Other countries in North America
FAQ — United States
What is the country code for United States?
The international dialing code for United States is +1. The ISO-3166 alpha-2 code is US.
How do I call United States from the US or Canada?
Dial 011 1 followed by the local number in United States, dropping any leading zero. From a mobile, "+1…" also works.
How do I call United States from Europe?
Dial 00 1 followed by the local number in United States, dropping any leading zero. From a mobile, "+1…" also works.
Why does United States share the code +1 with other countries?
The +1 code is shared by: United States, Anguilla, Antigua and Barbuda, Bahamas, Barbados, Bermuda, British Virgin Islands, Canada, Cayman Islands, Dominica, Dominican Republic, Grenada, Jamaica, Montserrat, Puerto Rico, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Sint Maarten, Trinidad and Tobago, Turks and Caicos Islands, U.S. Virgin Islands, American Samoa, Guam, Northern Mariana Islands. They differ by the area code that follows.
What does the "+" mean before the code?
"+" is a universal placeholder for the international direct dialing (IDD) prefix on mobile phones. "+1…" works from any country because the phone replaces "+" with the local IDD prefix automatically (00 in Europe, 011 in the US).