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: BRRGTXHIDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
254-477 A Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-477 0 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-522 A Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-522 1 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-522 2 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 A Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 1 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 2 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 3 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 4 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 5 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 6 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 7 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 8 Breckenridge TX 9533 SOUTHWESTERN BELL 552      
254-559 9 Breckenridge TX 9533 SOUTHWESTERN BELL 552      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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