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.

OCN: 2025 SOUTHWEST OKLAHOMA TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
580-266 A Martha OK MRTHOKXADS0  536      
580-266 0 Martha OK MRTHOKXADS0  536      
580-266 1 Martha OK MRTHOKXADS0  536      
580-266 2 Martha OK MRTHOKXADS0  536      
580-266 3 Martha OK MRTHOKXADS0  536      
580-266 5 Martha OK MRTHOKXADS0  536      
580-266 6 Martha OK MRTHOKXADS0  536      
580-266 7 Martha OK MRTHOKXADS0  536      
580-266 8 Martha OK MRTHOKXADS0  536      
580-266 9 Martha OK MRTHOKXADS0  536      
580-287 A Willow OK WLLWOKXARS1  536      
580-287 0 Willow OK WLLWOKXARS1  536      
580-287 1 Willow OK WLLWOKXARS1  536      
580-287 2 Willow OK WLLWOKXARS1  536      
580-287 3 Willow OK WLLWOKXARS1  536      
580-287 5 Willow OK WLLWOKXARS1  536      
580-287 6 Willow OK WLLWOKXARS1  536      
580-287 7 Willow OK WLLWOKXARS1  536      
580-287 8 Willow OK WLLWOKXARS1  536      
580-287 9 Willow OK WLLWOKXARS1  536      
580-675 A Vinson OK VNSNOKXARS1  536      
580-675 0 Vinson OK VNSNOKXARS1  536      
580-675 1 Vinson OK VNSNOKXARS1  536      
580-675 2 Vinson OK VNSNOKXARS1  536      
580-675 3 Vinson OK VNSNOKXARS1  536      
580-675 5 Vinson OK VNSNOKXARS1  536      
580-675 6 Vinson OK VNSNOKXARS1  536      
580-675 7 Vinson OK VNSNOKXARS1  536      
580-675 8 Vinson OK VNSNOKXARS1  536      
580-675 9 Vinson OK VNSNOKXARS1  536      
580-679 A Duke OK DUKEOKXADS0  536      
580-679 0 Duke OK DUKEOKXADS0  536      
580-679 1 Duke OK DUKEOKXADS0  536      
580-679 2 Duke OK DUKEOKXADS0  536      
580-679 3 Duke OK DUKEOKXADS0  536      
580-679 5 Duke OK DUKEOKXADS0  536      
580-679 6 Duke OK DUKEOKXADS0  536      
580-679 7 Duke OK DUKEOKXADS0  536      
580-679 8 Duke OK DUKEOKXADS0  536      
580-679 9 Duke OK DUKEOKXADS0  536      
580-683 A Reed OK REEDOKXADS0  536      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.