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: 744

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-744 A Barnstable MA BRTNMACOVMD  7135 TC SYSTEMS, INC. 128      
508-744 0 Barnstable MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-744 1 Barnstable MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-744 2 Barnstable MA BRTNMACOVMD  7135 TC SYSTEMS, INC. 128      
508-744 3 Barnstable MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-744 4 Barnstable MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
508-744 5 Barnstable MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
508-744 6 Barnstable MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-744 7 Barnstable MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-744 8 Barnstable MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
508-744 9 Barnstable MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.