Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 253 [Rate centres in NPA 253] [Dial plan for NPA 253]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-525 A Gig Harbor WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2018-07-05   
253-525 1 Gig Harbor WA   483E ONVOY, LLC - WA 674   2019-07-20   
253-525 2 Gig Harbor WA   483E ONVOY, LLC - WA 674   2019-07-20   
253-525 3 Gig Harbor WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2018-07-05   
253-525 4 Gig Harbor WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2018-07-09   
253-525 5 Gig Harbor WA   483E ONVOY, LLC - WA 674   2019-01-18   
253-525 6 Gig Harbor WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-02-04   

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.