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: PAMPTXPPDS0

Remotes:

Switch Switch name Switch type
CNDNTXCDRS0  Canadian  5ER 
MCLNTXMLRS0  McLean  5ER 
SHRKTXSRRS0  Shamrock  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-486 A Pampa TX 9533 SOUTHWESTERN BELL 546      
806-660 A Pampa TX 9533 SOUTHWESTERN BELL 546      
806-661 A Pampa TX 9533 SOUTHWESTERN BELL 546      
806-663 A Pampa TX 9533 SOUTHWESTERN BELL 546      
806-665 A Pampa TX 9533 SOUTHWESTERN BELL 546      
806-669 A Pampa TX 9533 SOUTHWESTERN BELL 546      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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