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: 207 [Rate centres in NPA 207] [Dial plan for NPA 207]

NXX: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-510 A Scarborough ME   829J PAETEC ITEL, LLC 120   2025-04-29   
207-510 0 Scarborough ME   829J PAETEC ITEL, LLC 120      
207-510 1 Scarborough ME PTLDMEODDS0  1255 CRC COMMUNICATIONS OF MAINE, INC. - ME 120   2003-02-23   
207-510 2 Scarborough ME   829J PAETEC ITEL, LLC 120   2001-09-28   
207-510 3 Scarborough ME WSBKMEPQAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2003-12-16   
207-510 4 Scarborough ME   829J PAETEC ITEL, LLC 120   2005-10-28   
207-510 5 Scarborough ME   829J PAETEC ITEL, LLC 120   2006-01-25   
207-510 6 Scarborough ME PTLDMEODDS0  1255 CRC COMMUNICATIONS OF MAINE, INC. - ME 120   2001-01-24   
207-510 7 Scarborough ME   829J PAETEC ITEL, LLC 120      
207-510 8 Scarborough ME PTLDMEFOX6Z  382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-510 9 Scarborough ME   829J PAETEC ITEL, LLC 120      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.