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: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX: 579

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-579 A Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 0 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 1 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 2 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 3 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 4 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 5 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 6 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 7 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 8 Worcester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
508-579 9 Worcester MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.