Center Point Energy Diaz, AR 72043 Phone : (870) 523-6294 Diaz Public Works Supt 3401 S Main St Diaz, AR 72043 Phone : (870) 523-9495 Diaz Police Department 3401 S Main St Diaz, AR 72043 Phone : (870) 523-9477 Diaz City Fire Department 3401 S Main St Diaz, AR 72043 Phone : (870) 523-8559 Post Office - Diaz 3400 S Main St Diaz, AR 72043 Phone : (870) 523-8679