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: 479

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-479 A Greenfield MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126      
413-479 0 Greenfield MA SPFDMAOI0MD  939H COMMIO, LLC 126   2022-03-28   
413-479 1 Greenfield MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2022-04-28   
413-479 2 Greenfield MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2023-08-09   
413-479 3 Greenfield MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2023-08-09   
413-479 4 Greenfield MA   145J TERRA NOVA TELECOM INC. 126   2023-12-06   
413-479 5 Greenfield MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2024-10-20   
413-479 6 Greenfield MA SPFDMAWOXYX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 126   2023-03-30   
413-479 7 Greenfield MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2023-08-09   
413-479 9 Greenfield MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2022-03-27   

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.