670 Area Code

Area code 670 is in Northern Mariana and some of the main locations it covers are Saipan, Garapan, Kagman, etc. (jump to city list below).

In service date for area code 670: July 01, 1997.

The current time for places served by area code 670 is 05:23:51 AM (Chamorro Standard Time Zone).

Reverse phone lookup


Map of area code 670


670 phone number location

NPANXX Area served1 Date2
670-233 Saipan N/A
670-234 Saipan N/A
670-235 Saipan N/A
670-236 Saipan N/A
670-237 Saipan 6/1/2005
670-256 Saipan N/A
670-284 Saipan 4/20/2018
670-285 Saipan 1/25/2005
670-286 Saipan N/A
670-287 Saipan N/A
670-288 Saipan N/A
670-321 Saipan N/A
670-322 Saipan N/A
670-323 Saipan N/A
670-328 Saipan N/A
670-433 Tinian N/A
670-483 Saipan N/A
670-484 Saipan 5/17/2002
670-488 Tinian 9/20/2004
670-532 Rota N/A
670-588 Rota 9/17/2004
670-664 Saipan N/A
670-682 Saipan N/A
670-783 Saipan 1/31/2013
670-785 Saipan 7/2/2010
670-788 Saipan N/A
670-789 Saipan 2/26/2007
670-838 Saipan 8/25/2004
670-848 Saipan 10/10/2008
670-858 Saipan 10/10/2008
670-868 Saipan 3/10/2003
670-878 Saipan 1/13/2005
670-888 Saipan 7/30/2002
670-898 Saipan 8/24/2004
670-989 Saipan 4/5/2005
  1. For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
  2. Assignment date. N/A - mostly CO codes assigned before 2001.
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Cities in area code 670

City1 County Time2
Capitol Hill Saipan ChST
Chalan Kanoa Saipan ChST
Dandan Saipan ChST
Finasisu Saipan ChST
Garapan Saipan ChST
Gualo Rai Saipan ChST
Kagman Saipan ChST
Koblerville Saipan ChST
Rota ChST
Saipan ChST
San Antonio Saipan ChST
San Jose Tinian ChST
San Jose Village Saipan ChST
San Vincente Saipan ChST
Sinapalo Rota ChST
Susupe Saipan ChST
Tinian ChST
  1. Listed above are most places served by area code 670. When multiple places in a state/province share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
  2. ChST stands for Chamorro Standard Time Zone (currently 05:23:51 AM).
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