Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

NXX: 831

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-831 A Los Angeles: DA 05 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-831 0 Los Angeles: DA 05 CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2016-12-18   
323-831 1 Los Angeles: DA 05 CA   073H TELNYX LLC 730   2017-06-02   
323-831 2 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-07-20   
323-831 3 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-07-20   
323-831 4 Los Angeles: DA 05 CA   6529 T-MOBILE USA, INC. 730   2016-12-23   
323-831 5 Los Angeles: DA 05 CA   7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730   2020-06-29   
323-831 6 Los Angeles: DA 05 CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2019-07-07   
323-831 7 Los Angeles: DA 05 CA   649C ONVOY, LLC - CA 730   2016-12-18   
323-831 8 Los Angeles: DA 05 CA   649C ONVOY, LLC - CA 730   2016-12-18   
323-831 9 Los Angeles: DA 05 CA   6529 T-MOBILE USA, INC. 730   2016-12-17   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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