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: 251

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-251 A Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-251 0 Duncan OK OKCYOKMPAMD  5813 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK 536      
580-251 1 Duncan OK OKCYOKMPAMD  5813 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK 536      
580-251 2 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-251 3 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-251 4 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-251 5 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-251 6 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536   2016-09-06   
580-251 7 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-251 8 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      
580-251 9 Duncan OK DNCNOKMADS0  9533 SOUTHWESTERN BELL 536      

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

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