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: HYRMUTMARS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
435-245 A Logan UT 9636 QWEST CORPORATION 660      
435-245 0 Logan UT 9636 QWEST CORPORATION 660      
435-245 2 Logan UT 9636 QWEST CORPORATION 660      
435-245 3 Logan UT 9636 QWEST CORPORATION 660      
435-245 4 Logan UT 9636 QWEST CORPORATION 660      
435-245 5 Logan UT 9636 QWEST CORPORATION 660      
435-245 6 Logan UT 9636 QWEST CORPORATION 660      
435-245 7 Logan UT 9636 QWEST CORPORATION 660      
435-245 9 Logan UT 9636 QWEST CORPORATION 660      

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

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