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: WASHUTMADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
435-251 8 St George UT 9636 QWEST CORPORATION 660      
435-251 9 St George UT 9636 QWEST CORPORATION 660      
435-627 A St George UT 9636 QWEST CORPORATION 660      
435-627 0 St George UT 9636 QWEST CORPORATION 660      
435-627 1 St George UT 9636 QWEST CORPORATION 660      
435-627 2 St George UT 9636 QWEST CORPORATION 660      
435-627 6 St George UT 9636 QWEST CORPORATION 660      
435-627 8 St George UT 9636 QWEST CORPORATION 660      
435-627 9 St George UT 9636 QWEST CORPORATION 660      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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