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.

Oak Hill, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
430-372 A MTENTXXA0MD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 554   2024-12-29   
430-372 1 MTENTXXA0MD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 554   2024-12-29   
903-836 A OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 0 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 1 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 2 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 3 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 4 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 5 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 7 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      
903-836 9 OKHLTXXADS0  2068 EASTEX TEL. COOP., INC. 554      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.