Contact Us

The Longmont Downtown Development Authority (LDDA)  office is open Monday-Thursday. 8:30am-5pm and Friday, 8:30am-4pm.  Feel free to call us, stop by or use the form below to contact us about events, programs, promotions or just to say hi!

Longmont Downtown Development Authority
528 Main Street
Longmont CO 80501

Phone: (303) 651-8484

Fax: (303) 774-4433

Email: ldda@longmontcolorado.gov