Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 341 [Rate centres in NPA 341] [Dial plan for NPA 341]

NXX: 348

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
341-348 A Fremont-Newark: Main DA CA SNJUCACL7MD  965H FRACTEL, LLC 722      
341-348 0 Fremont-Newark: Main DA CA SNFCCAMKX9X  073H TELNYX LLC 722   2021-06-26   
341-348 1 Fremont-Newark: Main DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-07-12   
341-348 2 Fremont-Newark: Main DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-08-12   
341-348 3 Fremont-Newark: Main DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-09-13   
341-348 4 Fremont-Newark: Main DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-10-16   
341-348 5 Fremont-Newark: Main DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-16   
341-348 6 Fremont-Newark: Main DA CA SNJUCACL7MD  965H FRACTEL, LLC 722   2021-06-19   
341-348 7 Fremont-Newark: Main DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-16   
341-348 8 Fremont-Newark: Main DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-16   
341-348 9 Fremont-Newark: Main DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-16   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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