Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 562 [Rate centres in NPA 562] [Dial plan for NPA 562]

NXX: 539

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-539 A Norwalk CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
562-539 0 Norwalk CA   073H TELNYX LLC 730   2021-05-23   
562-539 1 Norwalk CA   649C ONVOY, LLC - CA 730   2021-07-22   
562-539 2 Norwalk CA   649C ONVOY, LLC - CA 730   2021-07-22   
562-539 3 Norwalk CA   624H ONVOY SPECTRUM, LLC 730   2021-07-21   
562-539 4 Norwalk CA   649C ONVOY, LLC - CA 730   2021-07-22   
562-539 5 Norwalk CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2021-05-30   
562-539 6 Norwalk CA   6529 T-MOBILE USA, INC. 730   2021-05-07   
562-539 7 Norwalk CA   6529 T-MOBILE USA, INC. 730   2021-05-07   
562-539 8 Norwalk CA   6529 T-MOBILE USA, INC. 730   2021-04-16   
562-539 9 Norwalk CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2021-04-15   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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