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: 925

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-925 A Shrewsbury MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-925 0 Shrewsbury MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-925 1 Shrewsbury MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-925 2 Shrewsbury MA WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-925 3 Shrewsbury MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-925 4 Shrewsbury MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-925 5 Shrewsbury MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-925 6 Shrewsbury MA WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-925 7 Shrewsbury MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-925 8 Shrewsbury MA   145J TERRA NOVA TELECOM INC. 128      
508-925 9 Shrewsbury MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.