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: 360 [Rate centres in NPA 360] [Dial plan for NPA 360]

NXX: 398

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-398 A Whatcom County WA LARLWAXXRS0  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-398 0 Whatcom County WA LARLWAXXRS0  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-398 1 Whatcom County WA LARLWAXXRS0  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-398 2 Whatcom County WA LARLWAXXRS0  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-398 3 Whatcom County WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
360-398 4 Whatcom County WA STTLWAWB19Z  663D ELTOPIA COMMUNICATIONS, LLC - WA 674      
360-398 5 Whatcom County WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
360-398 6 Whatcom County WA PTORWACYDS0  937F ASTOUND BROADBAND, LLC - WA 674      
360-398 7 Whatcom County WA LARLWAXXRS0  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-398 8 Whatcom County WA LARLWAXXRS0  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
360-398 9 Whatcom County WA LARLWAXXRS0  4423 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.