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: 970

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-970 A Marlboro MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-970 0 Marlboro MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-970 1 Marlboro MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2009-07-09   
508-970 2 Marlboro MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-12-01   
508-970 3 Marlboro MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2008-11-26   
508-970 4 Marlboro MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-10-04   
508-970 5 Marlboro MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2009-08-21   
508-970 6 Marlboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-970 7 Marlboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-970 8 Marlboro MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2011-01-19   
508-970 9 Marlboro MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-05-25   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.