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: AMRLTXDRXMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-207 7 Lefors TX 516C AT&T CORP. 546      
806-217 5 Canadian TX 516C AT&T CORP. 546      
806-307 A Skellytown TX 516C AT&T CORP. 546      
806-307 7 Skellytown TX 516C AT&T CORP. 546      
806-375 6 Allison TX 516C AT&T CORP. 546      
806-391 8 Hereford TX 516C AT&T CORP. 546      
806-419 3 Pampa TX 516C AT&T CORP. 546      
806-437 A Amarillo TX 516C AT&T CORP. 546      
806-437 1 Amarillo TX 516C AT&T CORP. 546      
806-464 5 Borger TX 516C AT&T CORP. 546      
806-656 5 Canyon TX 516C AT&T CORP. 546      
806-733 7 Gruver TX 516C AT&T CORP. 546      
806-812 1 McLean TX 516C AT&T CORP. 546      
806-816 7 Shamrock TX 516C AT&T CORP. 546      
806-878 5 Stinnett TX 516C AT&T CORP. 546      

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

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