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: 936

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-936 A Northboro MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-936 0 Northboro MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-936 1 Northboro MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
508-936 2 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
508-936 3 Northboro MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-936 4 Northboro MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-936 5 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
508-936 6 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
508-936 7 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
508-936 8 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
508-936 9 Northboro MA   145J TERRA NOVA TELECOM INC. 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.