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.

OCN: 2215 CAMBRIDGE TELEPHONE COMPANY

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
208-253 A Council ID CMBRIDXCDS0  652      
208-256 A Indian Valley ID CMBRIDXCDS0  652      
208-257 A Cambridge ID CMBRIDXCDS0  652      
208-259 A Lowman ID LWMNIDXCRS1  652      

Last updated: Sat, 08 Jun 2019 01:52:21 UTC

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