Dialling code for USA
The dialling code for USA is +1.
When calling USA from the UK you must dial 001 followed by the USA number in full.
When using our service to make cheap calls to USA, you need to:
- Dial the access number
- When you hear the voice prompt, dial the USA number starting with 001
- When you have finished inputting the number, wait to be connected.
That’s it….easy!
Best time to call USA from UK
The time in USA spans 6 time zones and is generally 4 hours (eastern USA) to 10 hours (western USA) behind the time in the UK (GMT -4 to GMT -10).
On that basis the best time to call USA is 7pm until 9pm UK time.
Travel Information (provided by the FCO)
USA Area Codes
State Capital | State | USA dialing code from UK |
Montgomery | Alabama | 001 334 |
Juneau | Alaska | 001 907 |
Phoenix | Arizona | 001 602 |
Little Rock | Arkansas | 001 501 |
Sacramento | California | 001 916 |
Denver | Colorado | 001 303 |
Hartford | Connecticut | 001 860 |
Dover | Delaware | 001 302 |
Washington | District of Columbia | 001 202 |
Tallahassee | Florida | 001 850 |
Atlanta | Georgia | 001 404 |
Honolulu | Hawaii | 001 808 |
Boise | Idaho | 001 208 |
Springfield | Illinois | 001 417 |
Indianapolis | Indiana | 001 317 |
Des Moines | Iowa | 001 515 |
Topeka | Kansas | 001 785 |
Frankfort | Kentucky | 001 502 |
Baton Rouge | Louisiana | 001 225 |
Augusta | Maine | 001 207 |
Annapolis | Maryland | 001 410 |
Boston | Massachusetts | 001 617 |
Lansing | Michigan | 001 517 |
Saint Paul | Minnesota | 001 651 |
Jackson | Mississippi | 001 601 |
Jefferson City | Missouri | 001 573 |
Helena | Montana | 001 406 |
Lincoln | Nebraska | 001 402 |
Carson City | Nevada | 001 775 |
Concord | New Hampshire | 001 603 |
Trenton | New Jersey | 001 609 |
Santa Fe | New Mexico | 001 505 |
Albany | New York | 001 518 |
Raleigh | North Carolina | 001 919 |
Bismarck | North Dakota | 001 701 |
Columbus | Ohio | 001 614 |
Oklahoma City | Oklahoma | 001 405 |
Salem | Oregon | 001 503 |
Harrisburg | Pennsylvania | 001 717 |
San Juan | Puerto Rico | 001 787 |
Providence | Rhode Island | 001 401 |
Columbia | South Carolina | 001 803 |
Pierre | South Dakota | 001 605 |
Nashville | Tennessee | 001 615 |
Austin | Texas | 001 512 |
Salt Lake City | Utah | 001 385 |
Montpelier | Vermont | 001 802 |
Richmond | Virginia | 001 604 |
Olympia | Washington | 001 360 |
Charleston | West Virginia | 001 843 |
Madison | Wisconsin | 001 608 |
Cheyenne | Wyoming | 001 307 |