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: STGRUTMADS0

Remotes:

Switch Switch name Switch type
HRCNUTMARS1  HURRICANE  5ER 
LEDSUTMARS1  LEEDS  5ER 
SPDLUTMARS1  SPRINGDALE  5ER 
VEYOUTMARS1  VEYO  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
435-251 A St George UT 9636 QWEST CORPORATION 660      
435-251 1 St George UT 9636 QWEST CORPORATION 660      
435-251 2 St George UT 9636 QWEST CORPORATION 660      
435-251 3 St George UT 9636 QWEST CORPORATION 660      
435-251 4 St George UT 9636 QWEST CORPORATION 660      
435-251 5 St George UT 9636 QWEST CORPORATION 660      
435-251 6 St George UT 9636 QWEST CORPORATION 660      
435-522 2 St George UT 9636 QWEST CORPORATION 660   2018-02-01   
435-627 4 St George UT 9636 QWEST CORPORATION 660      
435-628 A St George UT 9636 QWEST CORPORATION 660      
435-634 A St George UT 9636 QWEST CORPORATION 660      
435-652 A St George UT 9636 QWEST CORPORATION 660      
435-656 A St George UT 9636 QWEST CORPORATION 660      
435-673 A St George UT 9636 QWEST CORPORATION 660      
435-674 A St George UT 9636 QWEST CORPORATION 660      
435-688 A St George UT 9636 QWEST CORPORATION 660      
435-705 2 St George UT 9636 QWEST CORPORATION 660   2006-01-03   
435-879 4 St George UT 9636 QWEST CORPORATION 660      
435-986 A St George UT 9636 QWEST CORPORATION 660      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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