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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 405 [Rate centres in NPA 405] [Dial plan for NPA 405]

NXX: 584

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-584 A Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
405-584 0 Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
405-584 1 Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
405-584 2 Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
405-584 3 Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
405-584 4 Seminole OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-584 5 Seminole OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-584 6 Seminole OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-584 7 Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
405-584 8 Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
405-584 9 Seminole OK OKCYOKMTAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.