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: 213 [Rate centres in NPA 213] [Dial plan for NPA 213]

NXX: 527

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
213-527 A Los Angeles: DA 10 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
213-527 0 Los Angeles: DA 10 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2020-10-26   
213-527 1 Los Angeles: DA 10 CA LSANCARC32Z  073H TELNYX LLC 730   2020-12-17   
213-527 2 Los Angeles: DA 10 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
213-527 3 Los Angeles: DA 10 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
213-527 4 Los Angeles: DA 10 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
213-527 5 Los Angeles: DA 10 CA LSANCA03JMD  506J TWILIO INTERNATIONAL INC 730   2020-10-28   
213-527 6 Los Angeles: DA 10 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
213-527 7 Los Angeles: DA 10 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-01-27   
213-527 8 Los Angeles: DA 10 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-01-27   
213-527 9 Los Angeles: DA 10 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2020-10-26   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.