Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Valley View East, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
940-637 A VLVWTXXADS0  2116 MUENSTER TELEPHONE CORP. OF TEXAS DBA NORTEX COMM 552      
940-637 0 VLVWTXXADS0  2116 MUENSTER TELEPHONE CORP. OF TEXAS DBA NORTEX COMM 552      
940-637 1 VLVWTXXADS0  2116 MUENSTER TELEPHONE CORP. OF TEXAS DBA NORTEX COMM 552      
940-637 2 VLVWTXXADS0  2116 MUENSTER TELEPHONE CORP. OF TEXAS DBA NORTEX COMM 552      
940-637 3 VLVWTXXADS0  2116 MUENSTER TELEPHONE CORP. OF TEXAS DBA NORTEX COMM 552      
940-637 9 VLVWTXXADS0  2116 MUENSTER TELEPHONE CORP. OF TEXAS DBA NORTEX COMM 552      
940-639 A DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552      
940-639 7 DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552   2022-03-31   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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