Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 728

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-728 A Mansfield TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
817-728 1 Mansfield TX DLLSTX97X6X  145J TERRA NOVA TELECOM INC. 552   2024-12-30   
817-728 2 Mansfield TX   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
817-728 3 Mansfield TX   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
817-728 5 Mansfield TX   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
817-728 7 Mansfield TX   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
817-728 8 Mansfield TX   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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