Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 252

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-252 A Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 0 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 1 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 2 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 3 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 4 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 5 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 6 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 7 Duncan OK OKCYOKCEXMZ  145J TERRA NOVA TELECOM INC. 536   2023-11-15   
580-252 8 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-252 9 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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