Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 343

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-343 A El Segundo CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-343 0 El Segundo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-343 1 El Segundo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-343 2 El Segundo CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-343 3 El Segundo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-343 4 El Segundo CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-343 5 El Segundo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-343 6 El Segundo CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-343 7 El Segundo CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-343 8 El Segundo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-343 9 El Segundo CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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