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: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 939

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-939 A East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 0 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 1 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 2 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 3 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 4 East Conway NH MNCHNHCOXPZ  853C TIME WARNER CABLE INFORMATION SVCS (NEW HAMPSHIRE) 122   2012-10-22   
603-939 6 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 7 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 8 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      
603-939 9 East Conway NH FRBGMEXADS3  3316 CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY 122      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.