Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 823

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-823 A Worthington MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126      
413-823 0 Worthington MA SPFDMAWOX0X  073H TELNYX LLC 126   2023-08-14   
413-823 1 Worthington MA SPFDMAWONMD  624H ONVOY SPECTRUM, LLC 126   2022-02-25   
413-823 2 Worthington MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2021-05-24   
413-823 3 Worthington MA SPFDMAWONMD  624H ONVOY SPECTRUM, LLC 126   2021-08-28   
413-823 4 Worthington MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2026-02-25   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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