Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

NXX: 989

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-989 A North Valentine SD NRFLNENWDMD  478J NUSO, LLC 644      
605-989 0 North Valentine SD   073H TELNYX LLC 644   2023-06-17   
605-989 1 North Valentine SD   478J NUSO, LLC 644   2020-12-27   
605-989 2 North Valentine SD   162G ONVOY, LLC - SD 644   2021-02-12   
605-989 3 North Valentine SD   162G ONVOY, LLC - SD 644   2021-02-12   
605-989 4 North Valentine SD   162G ONVOY, LLC - SD 644   2021-07-08   
605-989 5 North Valentine SD   162G ONVOY, LLC - SD 644   2021-10-31   
605-989 6 North Valentine SD   624H ONVOY SPECTRUM, LLC 644   2021-10-30   
605-989 7 North Valentine SD   5180 LEVEL 3 COMMUNICATIONS, LLC - SD 644   2023-01-07   
605-989 8 North Valentine SD   624H ONVOY SPECTRUM, LLC 644   2021-07-18   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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