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: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-336 A Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
562-336 0 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-04   
562-336 1 Long Beach CA NRWLCA141MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2015-03-23   
562-336 2 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-04   
562-336 3 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-04   
562-336 4 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-04   
562-336 5 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-04   
562-336 6 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-04   
562-336 7 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-04   
562-336 8 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-03-22   
562-336 9 Long Beach CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-03-22   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.