Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-544 A Escondido CA SNDGCA0263Z  965H FRACTEL, LLC 732      
442-544 0 Escondido CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2024-08-22   
442-544 1 Escondido CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2024-10-16   
442-544 4 Escondido CA   965H FRACTEL, LLC 732   2022-04-23   
442-544 5 Escondido CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-01-13   
442-544 6 Escondido CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-01-13   
442-544 7 Escondido CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-01-13   
442-544 8 Escondido CA   649C ONVOY, LLC - CA 732   2023-10-15   
442-544 9 Escondido CA   649C ONVOY, LLC - CA 732   2023-10-15   

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

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