Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 429

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-429 A Cache OK CACHOKMARS1  9533 SOUTHWESTERN BELL 536      
580-429 0 Cache OK CACHOKMARS1  9533 SOUTHWESTERN BELL 536      
580-429 1 Cache OK CACHOKMARS1  9533 SOUTHWESTERN BELL 536      
580-429 2 Cache OK CACHOKMARS1  9533 SOUTHWESTERN BELL 536      
580-429 3 Cache OK CACHOKMARS1  9533 SOUTHWESTERN BELL 536      
580-429 4 Cache OK OKCYOKCEXBZ  073H TELNYX LLC 536   2019-09-28   
580-429 5 Cache OK LWTNOKTBZMD  258F WICHITA ONLINE, INC. - OK 536   2013-04-01   
580-429 6 Cache OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2020-07-10   
580-429 7 Cache OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2020-07-10   
580-429 8 Cache OK CACHOKMARS1  9533 SOUTHWESTERN BELL 536      
580-429 9 Cache OK OKCYOKCEXMZ  145J TERRA NOVA TELECOM INC. 536   2020-05-13   

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

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