All telephone codes that have a place with North American Numbering Plan (NANP) are recorded in this site. NANP covers 25 areas code in Canada, the United States, portions of the Caribbean Sea and a few islands in Pacific and Atlantic seas. The NANP isolates the regions of its individuals into numbering plan regions (NPAs) which are encoded mathematically with a three-digit phone number prefix, ordinarily called the zone code.

All phone numbers to be registered in NANP have the use of format NPA-NXX-XXXX:

  • NPA = Numbering plan area code
  • NXX = Central office(exchange) code
  • XXXX = Local number(subscriber number)
Area codeStateTimezone
201New JerseyEastern
202District of ColumbiaEastern
203ConnecticutEastern
204Manitoba
205AlabamaCentral
206WashingtonPacific
207MaineEastern
208IdahoMountain / Pacific
209CaliforniaPacific
210TexasCentral
212New YorkEastern
213CaliforniaPacific
214TexasCentral
215PennsylvaniaEastern
216OhioEastern
217IllinoisCentral
218MinnesotaCentral
219IndianaEastern / Central
220OhioEastern
224IllinoisCentral
225LouisianaCentral
226Ontario
228MississippiCentral
229GeorgiaEastern
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