npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
580-592 | OK | WINDSTREAM OKLAHOMA, INC. (Windstream) | 1965 | FOSS | FOSSOKXARS1 | 00/00/0000 | Prefix Type: ICO Switch Name: FOSS Switch Type: Northern Telecom DMS10 (Digital) LATA: Oklahoma City OK (536) Tandem: N/A Detailed Switch Info |