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: KRNSUTMADS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
801-840 A Midvale UT 9636 QWEST CORPORATION 660      
801-902 A Midvale UT 9636 QWEST CORPORATION 660      
801-955 A Midvale UT 9636 QWEST CORPORATION 660      
801-957 A Midvale UT 9636 QWEST CORPORATION 660      
801-962 A Midvale UT 9636 QWEST CORPORATION 660      
801-963 A Midvale UT 9636 QWEST CORPORATION 660      
801-964 A Midvale UT 9636 QWEST CORPORATION 660      
801-965 A Midvale UT 9636 QWEST CORPORATION 660      
801-966 A Midvale UT 9636 QWEST CORPORATION 660      
801-967 A Midvale UT 9636 QWEST CORPORATION 660      
801-968 A Midvale UT 9636 QWEST CORPORATION 660      
801-969 A Midvale UT 9636 QWEST CORPORATION 660      
801-982 A Midvale UT 9636 QWEST CORPORATION 660      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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