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      
208-253 0 Council ID CMBRIDXCDS0  652      
208-253 1 Council ID CMBRIDXCDS0  652      
208-253 3 Council ID CMBRIDXCDS0  652      
208-253 4 Council ID CMBRIDXCDS0  652      
208-253 5 Council ID CMBRIDXCDS0  652      
208-253 6 Council ID CMBRIDXCDS0  652      
208-253 7 Council ID CMBRIDXCDS0  652      
208-253 8 Council ID CMBRIDXCDS0  652      
208-253 9 Council ID CMBRIDXCDS0  652      
208-256 A Indian Valley ID CMBRIDXCDS0  652      
208-256 1 Indian Valley ID CMBRIDXCDS0  652      
208-256 2 Indian Valley ID CMBRIDXCDS0  652      
208-256 3 Indian Valley ID CMBRIDXCDS0  652      
208-256 4 Indian Valley ID CMBRIDXCDS0  652      
208-256 5 Indian Valley ID CMBRIDXCDS0  652      
208-256 6 Indian Valley ID CMBRIDXCDS0  652      
208-256 7 Indian Valley ID CMBRIDXCDS0  652      
208-256 8 Indian Valley ID CMBRIDXCDS0  652      
208-256 9 Indian Valley ID CMBRIDXCDS0  652      
208-257 A Cambridge ID CMBRIDXCDS0  652      
208-259 A Lowman ID CMBRIDXCDS0  652      
208-259 1 Lowman ID CMBRIDXCDS0  652      
208-259 2 Lowman ID CMBRIDXCDS0  652      
208-259 3 Lowman ID CMBRIDXCDS0  652      
208-259 4 Lowman ID CMBRIDXCDS0  652      
208-259 5 Lowman ID CMBRIDXCDS0  652      
208-259 6 Lowman ID CMBRIDXCDS0  652      
208-259 7 Lowman ID CMBRIDXCDS0  652      
208-259 8 Lowman ID CMBRIDXCDS0  652      
208-259 9 Lowman ID CMBRIDXCDS0  652      
986-250 A Cambridge ID CMBRIDXCDS1  652      
986-250 7 Cambridge ID CMBRIDXCDS1  652   2021-11-08   

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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