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: SLKCUTMADS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
801-530 2 Salt Lake City UT 9636 QWEST CORPORATION 660      
801-530 3 Salt Lake City UT 9636 QWEST CORPORATION 660      
801-530 4 Salt Lake City UT 9636 QWEST CORPORATION 660      
801-530 5 Salt Lake City UT 9636 QWEST CORPORATION 660      
801-530 6 Salt Lake City UT 9636 QWEST CORPORATION 660      
801-530 7 Salt Lake City UT 9636 QWEST CORPORATION 660      
801-530 8 Salt Lake City UT 9636 QWEST CORPORATION 660      
801-531 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-532 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-533 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-534 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-535 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-536 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-537 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-538 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-539 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-575 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-579 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-594 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-595 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-596 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-715 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-741 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-744 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-799 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-933 A Salt Lake City UT 9636 QWEST CORPORATION 660      
801-961 A Salt Lake City UT 9636 QWEST CORPORATION 660      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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