Thank you teachers for powering the minds of students! GRAHAM Graham County Per Electric Co-op Main Office 9 West Center Street, Pima, AZ 85543 Office Hours Monday through Thursday 7 a.m. to 5:30 p.m. Phone Numbers Phone: (928) 485-2451 Toll-Free: (800) 577-9266 Emergency Dispatch After Hours: (928) 485-2451 Thank you teachers for powering the minds of students ! GRAHAM Graham County Per Electric Co - op Main Office 9 West Center Street , Pima , AZ 85543 Office Hours Monday through Thursday 7 a.m. to 5:30 p.m. Phone Numbers Phone : ( 928 ) 485-2451 Toll - Free : ( 800 ) 577-9266 Emergency Dispatch After Hours : ( 928 ) 485-2451