Emergency Assistance: 800-694-8989
Call 811 before you dig. It’s free, it’s easy, and it’s the law.
General Customer Service: 888-890-5554
24-Hour Media Relations Line: 866-243-9002
Customer Service Hours
Black Hills Energy customer service representatives are available by phone Monday – Friday 7 a.m. – 6:30 p.m. MT, 8 a.m. – 7:30 p.m. CT. We are closed Saturday and Sunday.
E-Mail Us
Email Customer Service. Right now, our response time is a little longer than normal because of a recent change in our system. If you need a quicker response, call us at 888-890-5554.
Social Media
Connect with us through social media.
Corporate Addresses
Rapid City Corporate Headquarters
Black Hills Corporation
625 Ninth Street
Rapid City, SD 57701
Rapid City Corporate Headquarters Mailing Address
Black Hills Corporation
P.O. Box 1400
Rapid City, SD 57709
Denver Corporate Office
Black Hills Corporation
1515 Wynkoop Street, 5th Floor
Denver, CO 80202
Papillion Corporate Office
Black Hills Corporation
1102 East 1st Street
Papillion, NE 68046
Investor Relations
Jerome Nichols
Director of Investor Relations
605-721-1171
E-mail Investor Relations
Careers
Find Job Opportunities with Black Hills.