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: 562 [Rate centres in NPA 562] [Dial plan for NPA 562]

NXX: 657

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-657 A Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 0 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 1 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 2 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 3 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 4 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 5 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 6 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 7 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 8 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
562-657 9 Downey CA PRMTCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.