Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 983

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-983 A Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 0 Port Arthur TX BUMTTX14X3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 562   2008-10-18   
409-983 1 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 2 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 3 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 4 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 5 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 6 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 7 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 8 Port Arthur TX PTARTXYUDS0  9533 SOUTHWESTERN BELL 562      
409-983 9 Port Arthur TX BUMUTXHM0MD  939H COMMIO, LLC 562   2024-01-19   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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