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.

NPA: 208 [Rate centres in NPA 208] [Dial plan for NPA 208]

NXX: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
208-253 A Council ID CMBRIDXCDS1  2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 0 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 1 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 3 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 4 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 5 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 6 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 7 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 8 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      
208-253 9 Council ID   2215 CAMBRIDGE TELEPHONE COMPANY 652      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.