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.

Switch: BRRGCOMADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
970-423 8 Breckenridge CO 9636 QWEST CORPORATION 656      
970-453 A Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 A Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 0 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 1 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 2 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 3 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 4 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 5 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 7 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 8 Breckenridge CO 9636 QWEST CORPORATION 656      
970-547 9 Breckenridge CO 9636 QWEST CORPORATION 656      

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

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