Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

NXX: 236

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-236 A Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 0 Apison TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-06-17   
423-236 1 Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 2 Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 3 Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 4 Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 5 Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 6 Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 7 Apison TN APSNTNXARS5  0574 BRIGHTSPEED OF SOUTHERN TENNESSEE, LC 472      
423-236 8 Apison TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2023-01-13   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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