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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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 1 Chicopee MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2025-08-23   
413-580 2 Chicopee MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2025-08-23   
413-580 6 Chicopee MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2025-10-10   
413-580 7 Chicopee MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2025-10-10   
413-580 8 Chicopee MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2025-10-10   
413-580 9 Chicopee MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2024-12-15   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.