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: 425

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-425 A Worcester MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-425 0 Worcester MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
508-425 1 Worcester MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
508-425 2 Worcester MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
508-425 3 Worcester MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-425 4 Worcester MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-425 5 Worcester MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
508-425 6 Worcester MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
508-425 7 Worcester MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
508-425 8 Worcester MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-425 9 Worcester MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.