Area code 207

At a glance

Country code

+1

State

ME

Exchanges on record

763

Carriers on record

44

Most exchanges: Consolidated Communications 305, Verizon 98, AT&T 46.

The exchange map

Formats and patterns

Any 207 number, in E.164

^\+1207[2-9]\d{6}$

+1, the area code, a central office code that does not start with 0 or 1, then four digits.

^\+1207(?:2(?:0[056]|1[024-79]|2[79]|3[1-3]|4[02589]|5[0-26]|6[367]|7[0-249]|8[09]|9[0-289])|3(?:06|1[02-8]|2[0239]|3[027]|[49][0139]|5[067]|78|8[013])|4(?:0[0-24689]|1[35-8]|2[03]|3[126]|4[1679]|5[08]|6[0-28]|7[89]|8[0145]|91)|5(?:0[024589]|15|2[02]|3[01]|4[024]|5[17]|7[026-8]|9[02589])|6(?:0[12478]|[16]0|3[0-2]|49|5[0139]|7[01]|9[14])|7(?:0[28]|1[2-47-9]|3[01]|4[59]|5[124]|80)|8(?:0[47]|1[24-6]|3[0178]|4[149]|52|69|8[01]|9[018])|9(?:0[24]|1[467]|3[19]|4[49]|5[125]|7[57]|87|9[59]))\d{4}$

^\+1207(?:2(?:0[1-48]|1[38]|2[1-68]|3[04-9]|4[13467]|5[3-57-9]|6[0-24589]|7[35-8]|8[1-8]|9[3-7])|3(?:0[1-47]|19|2[14-8]|3[13-689]|[49][24-8]|5[13-589]|6\d|7[0-79]|8[24-9])|4(?:0[37]|1[02]|2[24-9]|3[03-57-9]|4[02-58]|5[1-79]|6[3-79]|7[0-7]|8[36-9]|9[02-9])|5(?:0[67]|1[02-46-8]|2[13-9]|3[2-46-9]|4[135-9]|5[02-4689]|[68][1-9]|7[13-5]|9[13467])|6(?:0[569]|1[2-689]|2\d|3[3-9]|4[0-8]|5[24578]|6[1-9]|7[24-9]|8[02-9]|9[0235-9])|7(?:0[16]|1[06]|[269]\d|3[2-9]|4[0-46-8]|5[35-9]|[78][1-9])|8(?:0[1-3568]|1[378]|2[124-9]|3[2-69]|4[235-8]|5[01346-9]|6[0-8]|7\d|8[2-579]|9[2-79])|9(?:0[17]|2[2-689]|3[03-578]|4[1-36-8]|5[67]|6[35-8]|7[34]|8[1359]|9[0-378]))\d{4}$

^\+1207(?:2(?:09|20)|3(?:0[0589]|52)|4(?:05|1[49]|21|82)|5(?:0[13]|[17]9|35|[68]0)|6(?:00|56)|7(?:0[3-579]|15|[57]0)|8(?:[01][09]|2[03]|55|8[68])|9(?:[01]0|45|62|94))\d{4}$

The exchange patterns follow the original allocations; a number ported since keeps its digits but not necessarily its carrier or its line type.

Carriers and their exchanges

Every carrier holding exchanges in 207, with the exchanges allocated to it (the three digits after the area code).

Questions developers ask

Where is area code 207?

Area code 207 is in Maine, in the United States: all 763 of its exchanges on record are there. From abroad it is dialled +1 207, then the seven-digit number.

Is a 207 number mobile or landline?

Either: in the North American Numbering Plan the line type belongs to the exchange (the three digits after the area code), not to the area code. Of the 763 exchanges on record in 207, 202 (26%) were allocated as mobile, 502 (66%) as fixed line, 43 (6%) as VoIP and 16 (2%) have no line type on record. A number can have been ported since, to another carrier and even to another line type.

Which carriers have numbers in area code 207?

44 carriers hold exchanges in 207 on record; the most: Consolidated Communications (305), Verizon (98) and AT&T (46). These are the original allocations: with number portability, a number may be served by another carrier today, which only a live carrier lookup (an HLR or MNP query) can tell.

How do I validate a 207 phone number?

In E.164 a 207 number matches ^\+1207[2-9]\d{6}$: +1, the area code, a central office code that does not start with 0 or 1, then four digits. Written nationally it reads (207) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP.