Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 264

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-264 A Oil Trough AR OLTRARMARL0  9533 SOUTHWESTERN BELL 528      
870-264 0 Oil Trough AR   073H TELNYX LLC 528   2018-11-26   
870-264 1 Oil Trough AR   9533 SOUTHWESTERN BELL 528      
870-264 2 Oil Trough AR   348F ONVOY, LLC - AR 528   2021-03-26   
870-264 3 Oil Trough AR   9533 SOUTHWESTERN BELL 528      
870-264 4 Oil Trough AR   515J IP HORIZON LLC 528   2024-03-28   
870-264 5 Oil Trough AR   516C AT&T CORP. 528   2024-09-03   
870-264 7 Oil Trough AR   508J CENTURYLINK COMMUNICATIONS, LLC 528   2015-01-20   
870-264 8 Oil Trough AR   5562 METROPCS, INC. 528   2021-05-15   
870-264 9 Oil Trough AR   9533 SOUTHWESTERN BELL 528      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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