Contact Us

A Cal-State Site Services representative can help you with questions about rental products, appointment scheduling, sales and installation, billing or other concerns. Contact us now. We’d be happy to assist you.

Phone Support

Toll-Free: (800) 499-5757
Monday – Friday, 7:00 AM to 5:00 PM
We observe all national holidays

Mailing Address

Cal-State Site Services
4518 Industrial St
Simi Valley, CA 93063

Tel : (805) 527-6500
Fax: (805) 527-6530