Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Warren, ME

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
207-273 A WRRNMEXAPS0  0031 WARREN TEL. CO. 120      
207-273 0   793K TWC IP ENABLED SERVICES, LLC 120   2012-10-02   
207-273 1   0031 WARREN TEL. CO. 120      
207-273 2   0031 WARREN TEL. CO. 120      
207-273 3   0031 WARREN TEL. CO. 120      
207-273 4   0031 WARREN TEL. CO. 120      
207-273 5   0031 WARREN TEL. CO. 120      
207-273 6   145J TERRA NOVA TELECOM INC. 120   2025-07-05   
207-273 8   1255 CRC COMMUNICATIONS OF MAINE, INC. - ME 120      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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