Public Utilities & Environment All Categories... UTILITY COMPANIES go Results Found: 3 Button group with nested dropdown Oklahoma Natural Gas/a division of ON... Oklahoma Natural Gas/a division of ONE Gas 15 E. 5th St. Tulsa OK 74103 (800) 664-5463 Verdigris Valley Electric Cooperative... Verdigris Valley Electric Cooperative (VVEC) 8901 E. 146th St. N. Collinsville OK 74021 (918) 371-2584 Grand River Dam Authority (GRDA) Grand River Dam Authority (GRDA) 8142 Hwy. 412-B Chouteau OK 74337-0609 (918) 256-5545