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: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 337

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-337 A Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 0 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 1 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 2 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 3 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 4 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 5 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 6 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 7 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 8 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-337 9 Victorville: Victorville DA CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.