Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Marion EMS, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
830-914 A MARNTXMRRS0  9533 SOUTHWESTERN BELL 566      
830-914 0   004F BANDWIDTH.COM CLEC, LLC - TX 566   2011-10-17   
830-914 2   9533 SOUTHWESTERN BELL 566      
830-914 3   9533 SOUTHWESTERN BELL 566      
830-914 4   9533 SOUTHWESTERN BELL 566      
830-914 5   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2013-10-06   
830-914 6   145J TERRA NOVA TELECOM INC. 566   2024-12-03   
830-914 9   145J TERRA NOVA TELECOM INC. 566   2025-10-30   

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

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