United States +1
To call United States from abroad, dial your exit code (or +), then 1, then the local number without its leading 1. Written in full: +1 201-555-0123.
The country calling code for United States is +1. A number starting +1 or 001 is a call to or from United States. From abroad: +1 201-555-0123.
To call United States from abroad, dial your exit code (or +), then 1, then the local number without its leading 1. The +1 code identifies the country; the following digits identify the line (landline or mobile).
How to call United States from abroad
011 1 201-555-012300 1 201-555-01230011 1 201-555-0123+1 201-555-0123201-555-0123 is a real-format United States mobile number (example from the ITU-T numbering plan): replace it with the number you were given, without its leading 1.
United States area codes
When calling a landline in United States, dial the city area code after +1 (without its leading 1):
| City | Area code | Full dial |
|---|---|---|
| New York | 212 | +1 212 … |
| Los Angeles | 213 | +1 213 … |
| Chicago | 312 | +1 312 … |
| Houston | 713 | +1 713 … |
| Miami | 305 | +1 305 … |
| Washington DC | 202 | +1 202 … |
Number format
(201) 555-0123from abroad+1 201-555-0123(201) 555-0123from abroad+1 201-555-0123Landline numbers in United States have 10 digits after the country code; mobile numbers have 10 digits. The national prefix 1 is only dialled inside the country — drop it after +1.
Calling abroad from United States
To call another country from United States, dial the exit code 011 (or + on a mobile), then the country code, then the number. From United States to the United States, for example: 011 1 201 555 0123.
A United States number in international format is written +1 …. The + stands for the exit prefix (00 in much of the world, 011 in North America). Switching to international format, drop the leading 1.
Cheapest ways to call United States
With internet on both ends, apps like WhatsApp, Signal or FaceTime call United States for free. To reach a number without an app, VoIP services are usually cheaper than your operator’s international rate.
Frequently asked questions
What country has the code +1?
United States has the country calling code +1.
How do I call United States from the United States?
Dial 011, then 1, then the local number without its leading 1 — for example 011 201-555-0123.
What does +1 mean?
It is the international dialing code for United States. The + stands for your exit code (00 in much of the world, 011 in North America).
Is +1 mobile or landline?
The +1 code identifies the country, not the line type; United States landlines and mobiles share it.
A country code covers a whole nation; the full number depends on the city and operator.
Mobile network codes in United States
Every mobile network is identified by a mobile country code (MCC) and a mobile network code (MNC). They appear on your phone when it roams, in SIM settings and in any network lookup. United States has 5 network operators with their own infrastructure:
| Network | MCC-MNC | Technologies | Subscribers |
|---|---|---|---|
| VerizonVerizon Communications Inc. | 310-012, 311-480 | 4G | 146.8 MQ1 2026 |
| T-MobileDeutsche Telekom AG (51.4%)SoftBank Group Corporation (7.6%)free floa… | 310-260, 310-830, 312-190 | 4G · 5G | 142.4 MQ4 2025 |
| AT&TAT&T Inc. | 310-070, 310-080, 310-090, 310-150 … | 109.8 MQ2 2026 | |
| C SpireTelapex, Inc. | 311-230 | 4G | — |
| GCIGCI Liberty Inc. | 310-050, 310-190, 310-430 | 2G · 3G | — |
A struck-through generation has been switched off on that network. MCC-MNC: ITU-T E.212 codes as listed on Wikipedia.
2G and 3G switch-off timeline
- Edge Wireless — 2G (D-AMPS) switched off
- AT&T — 2G (D-AMPS) switched off
- UScellular(US only) — 2G (D-AMPS) switched off
- AT&T — 2G (GSM) switched off
- AT&T — 3G (UMTS) switched off
- Liberty — 3G (UMTS) switched off
- T-Mobile (Sprint) — 2G (cdmaOne) switched off
- T-Mobile (Sprint) — 3G (CDMA2000) switched off
- T-Mobile — 3G (UMTS) switched off
- Copper Valley Wireless — 2G (cdmaOne) switched off
- Silver Star — 3G (CDMA2000) switched off
- Commnet Wireless (Choice)(US only) — 2G (cdmaOne) switched off
Keeping a number when changing network
- Mobile number portability
- since 2003-11-24
- Porting time
- 0 day(s)
- Cost to the customer
- Free
Because numbers can be ported, the prefix of a mobile number only tells you which network first issued it, not the network it uses today.
Received a call from a United States number? Check it with the phone number lookup: type of line, format and local time.
Source: Wikipedia — lists of mobile network operators, mobile network codes, 2G and 3G phase-out, mobile number portability (CC BY-SA 4.0). Subscriber counts as published by each operator or regulator at the date shown.
Phone rules in United States
The rules a caller, a visitor or a new resident runs into in United States, each with its source.
| ID to buy a SIM | No federal or state law requires ID to buy or register a prepaid SIM (a 2010 Senate bill to require it was not passed); carriers may still ask for ID when activating in store.dwt.com |
|---|---|
| Monthly contract | Postpaid/contract plans may require a credit check, a Social Security Number, or a refundable security deposit if you have no US credit history.international.txst.edu |
| Reporting scam calls | Forward spam texts to 7726 (SPAM); report scams at ReportFraud.ftc.gov; register on the National Do Not Call Registry at donotcall.gov (or 1-888-382-1222); illegal calls can also be reported to the FCC (fcc.gov/complaints).consumer.ftc.gov |
| Emergency numbers | 911 (police, fire, ambulance); text-to-911 available in many areas; 988 suicide and crisis line.en.wikipedia.org |
Checked on 28 September 2026. Rules on SIM registration and calling apps change often: confirm with the regulator or the operator.
Mobile plan prices in United States
Prepaid, tourist and SIM-only offers of the operators of United States, as priced on their own websites on 28 September 2026. The price per GB helps compare offers of different sizes.
| Operator · offer | Type | Price | Data | Per GB | Source |
|---|---|---|---|---|---|
| T-Mobile PrepaidU.S. Pass eSIM 14-Day | Tourist eSIM | $35 | Unlimited14 days | — | Offer |
| VisibleVisible | Prepaid | $25/month | Unlimited | — | Offer |
| AT&T PrepaidUnlimited talk, text, and data (5-year price lock) | Prepaid | $25/month | Unlimited | — | Offer |
| T-Mobile PrepaidUnlimited Monthly | Prepaid | $45/month | Unlimited | — | Offer |
| T-MobileEssentials Saver 2.0 | Monthly, SIM only | $50/month | Unlimited | — | Offer |
Checked on 28 September 2026. “promo” marks a promotional price or bonus data at that date. Prices change often: the operator's page is the reference.
US area codes
Every US number starts with a three-digit area code after +1. Browse all 379 geographic area codes, or open one of the big-city codes below.
Alabama 7 · Alaska 1 · American Samoa 1 · Arizona 5 · Arkansas 4 · California 41 · Colorado 6 · Connecticut 4 · Delaware 1 · District of Columbia 2 · Florida 23 · Georgia 10 · Guam 1 · Hawaii 1 · Idaho 2 · Illinois 17 · Indiana 8 · Iowa 5 · Kansas 4 · Kentucky 5 · Louisiana 6 · Maine 1 · Maryland 6 · Massachusetts 9 · Michigan 13 · Minnesota 8 · Mississippi 5 · Missouri 9 · Montana 1 · Nebraska 3 · Nevada 3 · New Hampshire 1 · New Jersey 10 · New Mexico 2 · New York 23 · North Carolina 10 · North Dakota 1 · Northern Mariana Islands 1 · Ohio 15 · Oklahoma 5 · Oregon 4 · Pennsylvania 15 · Puerto Rico 2 · Rhode Island 1 · South Carolina 6 · South Dakota 1 · Tennessee 8 · Texas 29 · U.S. Virgin Islands 1 · Utah 3 · Vermont 1 · Virginia 10 · Washington 6 · West Virginia 2 · Wisconsin 8 · Wyoming 1