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: 453

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
208-453 A Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 0 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 1 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 2 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 3 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 4 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 5 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 6 Caldwell ID BOISIDMAX2X  7558 LEVEL 3 COMMUNICATIONS, LLC - ID 652      
208-453 7 Caldwell ID BOISIDMAXIX  689F ONVOY, LLC - ID 652      
208-453 8 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      
208-453 9 Caldwell ID CLWLIDMADS0  9636 QWEST CORPORATION 652      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.