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: OGDNUTSODS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
801-452 A Ogden UT 9636 QWEST CORPORATION 660      
801-452 0 Ogden UT 9636 QWEST CORPORATION 660      
801-452 2 Ogden UT 9636 QWEST CORPORATION 660      
801-452 4 Ogden UT 9636 QWEST CORPORATION 660      
801-452 9 Ogden UT 9636 QWEST CORPORATION 660      
801-475 A Ogden UT 9636 QWEST CORPORATION 660      
801-476 A Ogden UT 9636 QWEST CORPORATION 660      
801-479 A Ogden UT 9636 QWEST CORPORATION 660      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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