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Feb 28, 2024 · A typical US phone number consists of a total of 10 digits, which include the area code, exchange code, and line number. If you are calling the US from outside, use the following format: your country’s exit code + 1 + area code + local phone number.
3. Include the first three digits of the local number (prefix), which identifies a smaller region within the area code. 4. Add the last four digits of the local number, unique to each individual phone line within a specific prefix. Format the complete phone number as: 1 XXX XXX XXXX, where each “X” represents a digit.
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1- (555)-123-4567. The 1+ area code format helps the phone system recognise that the call is long distance and should be routed between exchanges. Some long distance US phone number examples: 1- (212)-555-1212 – Long distance call from California. 1- (404)-123-4567 – Long distance call from New York.
- 205, 251, 256, 334
- 480, 520, 602, 623, 928
- 907
- Area Codes
The US uses a 10 digit phone numbering plan – area code + local number. Long distance calls require 1 before the number. Toll free numbers start with 800, 833, 844 etc. 011 is the US country code when calling from abroad. Major cities got the original low number area codes.
Several NANP areas; see Telephone numbers in the United States. United States Virgin Islands: Caribbean 1-340: 011 1 Uruguay: South 598: 00 No National Call Prefix needed since 29 August 2010 according to the new numbering plan. All geographical numbers have 8 digits. Venezuela: South 58: 00 0
Dec 28, 2020 · NANP numbers are ten-digits long. This includes a three-digit Numbering Plan Area (NPA) code — an area code followed by a seven-digit local number or subscriber number. The format is usually represented as: +1 NXX-NXX-XXXX. Which Countries are Included in the NANP? Anguilla: 264. Antigua & Barbuda: 268. Bahamas (the): 242. Barbados: 246.
May 24, 2022 · In the United States, phone numbers are fixed-length, with a total of 10 digits. That dates back to the late 1940s when AT&T developed the North American Numbering Plan (NANP) to simplify dialing calls, mostly long-distance. The plan went into effect in 1951. NANP numbers include 10 digits: a three-digit area code and a seven-digit local number.
