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.

Council, ID

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
208-253 A CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 0 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 1 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 3 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 4 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 5 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 6 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 7 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 8 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 9 CMBRIDXCDS0  2215 CAMBRIDGE TELEPHONE COMPANY 652      
986-422 A BOISIDPZ9MD  965H FRACTEL, LLC 652      
986-422 2 BOISIDPZ9MD  965H FRACTEL, LLC 652      
986-422 6 BOISIDPZ0MD  516J TON80 COMMUNICATIONS, LLC 652      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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