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: FTCLCOMADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
970-221 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-224 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-407 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-416 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-419 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-472 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-482 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-484 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-488 A Fort Collins CO 9636 QWEST CORPORATION 656   2005-07-14   
970-490 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-491 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-492 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-493 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-494 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-495 A Fort Collins CO 9636 QWEST CORPORATION 656      
970-498 A Fort Collins CO 9636 QWEST CORPORATION 656      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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