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: 684

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-684 A Strong ME STRNMEXARP0  0024 SOMERSET TEL. CO. 120      
207-684 0 Strong ME STRNMEXARP0  0024 SOMERSET TEL. CO. 120      
207-684 1 Strong ME   793K TWC IP ENABLED SERVICES, LLC 120   2012-10-02   
207-684 2 Strong ME STRNMEXARP0  0024 SOMERSET TEL. CO. 120      
207-684 3 Strong ME STRNMEXARP0  0024 SOMERSET TEL. CO. 120      
207-684 4 Strong ME STRNMEXARP0  0024 SOMERSET TEL. CO. 120      
207-684 5 Strong ME   145J TERRA NOVA TELECOM INC. 120   2025-07-07   
207-684 8 Strong ME WSBKMEPQAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-03-15   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.