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: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-837 A Downey CA LSANCAJWJMD  516J TON80 COMMUNICATIONS, LLC 730      
562-837 0 Downey CA   649C ONVOY, LLC - CA 730   2022-09-30   
562-837 1 Downey CA   026K BARR TELL USA, LLC 730   2022-06-24   
562-837 2 Downey CA   649C ONVOY, LLC - CA 730   2022-09-30   
562-837 3 Downey CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2022-06-10   
562-837 4 Downey CA   516J TON80 COMMUNICATIONS, LLC 730   2022-03-12   
562-837 5 Downey CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
562-837 6 Downey CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
562-837 7 Downey CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
562-837 8 Downey CA   6529 T-MOBILE USA, INC. 730   2022-04-02   
562-837 9 Downey CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2022-03-13   

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

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