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: 639

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-639 A Phillips ME PHLPMEXARP0  0024 SOMERSET TEL. CO. 120      
207-639 0 Phillips ME PHLPMEXARP0  0024 SOMERSET TEL. CO. 120      
207-639 1 Phillips ME PTLDMEFOXGZ  578C TIME WARNER CBL INFO SVC (ME) DBA TIME WARNER CBL 120   2012-10-02   
207-639 2 Phillips ME PHLPMEXARP0  0024 SOMERSET TEL. CO. 120      
207-639 3 Phillips ME PHLPMEXARP0  0024 SOMERSET TEL. CO. 120      
207-639 4 Phillips ME PHLPMEXARP0  0024 SOMERSET TEL. CO. 120      
207-639 5 Phillips ME   145J TERRA NOVA TELECOM INC. 120   2025-07-07   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.