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: 580

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-580 A Chicopee MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2024-12-15   
413-580 0 Chicopee MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2025-08-07   
413-580 9 Chicopee MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2024-12-15   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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