How to Call USA
From the UK
Make seamless calls to usa from uk directly from your browser. Outbound calls don’t require a dedicated number. To receive inbound calls, secure a unique US/Canada digital number ($2.14–$5/month).
Product facts
- Outbound: No dedicated number required.
- Inbound: Requires US/Canada digital number ($2.14–$5/month).
- No apps: Works in Chrome, Safari, Edge, Firefox.
Step-by-Step: Calling USA from UK
Dialing internationally from the UK requires the standard exit code followed by the US country code.
UK Exit Code
Dial 00. This tells your UK provider you are making an international call.
US Country Code
Dial 1. This connects you to the North American Numbering Plan.
Area Code & No.
Dial the 3-digit area code + 7-digit number.Ex: 00-1-212-555-0199
Popular US Area Codes
Common destinations for UK callers.
| City | State | Code |
|---|---|---|
| New York (NYC) | New York | 212 / 646 / 917 |
| Los Angeles | California | 213 / 310 / 323 |
| Chicago | Illinois | 312 / 773 |
| Houston | Texas | 713 / 281 |
| Miami | Florida | 305 / 786 |
| City | State | Code |
|---|---|---|
| San Francisco | California | 415 / 628 |
| Washington DC | District of Columbia | 202 |
| Boston | Massachusetts | 617 / 857 |
| Las Vegas | Nevada | 702 |
| Atlanta | Georgia | 404 / 678 |
Mind the Time Difference!
The UK is ahead of the USA. When it's 5:00 PM in London, it is:
Frequently Asked Questions
Do I need to dial 00 before calling USA from UK?
Yes, 00 is the standard international access code for the UK and most of Europe. If you are calling from a mobile phone, you can often replace '00' with the '+' symbol (e.g., +1 212...).
How much does it cost to call USA from UK mobile?
Calling directly from networks like EE, O2, or Vodafone can cost between £1.50 to £2.00 per minute. Using StartACall allows you to bypass these fees and pay competitive rates.
Are calls to US toll-free numbers (800) free from UK?
Usually, no. Toll-free numbers (1-800, 1-888) are only free when dialed from within the US. Calling them from the UK typically incurs standard international calling rates.
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Related guides from the UK
Explore more routes and browser based calling guides. These links help you find the right dialing rules faster.