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: 492

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-492 A Ware MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126      
413-492 0 Ware MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2024-03-08   
413-492 9 Ware MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2023-10-16   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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