United States flag

Country Code for United States: +1

Americas

+1

Dialing Code

US

ISO2

USA

ISO3

$ USD

US Dollar

UTC-5 to UTC-10

Timezone

Jan 14, 2026, 05:53 PM

Current Time

About United States Phone Codes

This page provides comprehensive information about United States's international dialing system, helping you make seamless phone calls to and from this destination.

The country code for United States is +1, which is essential for making international calls to United States. Our guide includes detailed dialing instructions, practical examples from major countries, and helpful tips to ensure your calls connect successfully. Whether you're calling for business, staying in touch with family, or making travel arrangements, you'll find all the country code information you need right here.

Beyond the primary phone code, we also provide useful details such as United States ISO country code (US) USA, local currency US Dollar ($), time zone information (UTC-5 to UTC-10), and step-by-step dialing instructions to make your international calling experience as smooth as possible towards United States.

How to Call United States

International Format: +1 XXX XXX XXXX

  1. 1Dial your country's international access code (usually 00 or +)
  2. 2Dial the United States country code: +1
  3. 3Dial the area code and phone number (8-9 digits total)

Examples from Popular Countries dialing to United States

From United Kingdom:

00 1 555 123 4567

From Germany:

00 1 555 123 4567

From Australia:

0011 1 555 123 4567

United States's main city phone codes

CityPhone Code
New York City+1 212
Los Angeles+1 213
Chicago+1 312
Miami+1 305
San Francisco+1 415
Boston+1 617
Washington DC+1 202
Atlanta+1 404
Dallas+1 214
Houston+1 713
Philadelphia+1 215
Phoenix+1 602
San Diego+1 619
Las Vegas+1 702
Seattle+1 206

Note: These are the main area codes for major cities in United States. When calling from abroad, dial the international access code, then +1, then the city code (without the + symbol), followed by the local number.