Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 516

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-516 A Westfield MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2024-02-01   
413-516 1 Westfield MA   892D ONVOY, LLC - MA 126      
413-516 2 Westfield MA   990E BANDWIDTH.COM CLEC, LLC - MA 126      

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

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