Contact Information Contact Information
Contact Us:
Sales Tax
Physical Address: 215 North Mason Street, Fort Collins, CO 80524
Mailing Address: PO Box 580, Fort Collins, CO 80522-0580
Phone: 970-221-6780
Fax: 970-221-6782
Email: c2FsZXN0YXhAZmNnb3YuY29t
Normal Business Hours: 8 a.m. to 5 p.m. (M-F, except for holidays)