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.

South Bristol, ME

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
207-644 A SBRSMEXARS1  3311 TIDEWATER TELECOM, INC. 120      
207-644 0   793K TWC IP ENABLED SERVICES, LLC 120   2013-12-26   
207-644 1   3311 TIDEWATER TELECOM, INC. 120      
207-644 4   145J TERRA NOVA TELECOM INC. 120   2025-06-06   
207-644 7   3311 TIDEWATER TELECOM, INC. 120      
207-644 8   3311 TIDEWATER TELECOM, INC. 120      
207-644 9   3311 TIDEWATER TELECOM, INC. 120      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.