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: DLHRTXALDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-343 A Middlewater TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-362 A Texline TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-377 A Bunkerhill TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-384 A Coldwater TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-727 A Kerrick TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-753 A Stevens TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-769 A Lautz TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-984 A Coldwater TX 2170 XIT RURAL TEL. COOP., INC. 546      
806-984 0 Coldwater TX 2170 XIT RURAL TEL. COOP., INC. 546   2011-07-09   

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

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