Contact Denver Tax Software, Inc.

Denver Tax Software, Inc.
PO Box 5308
Denver, CO 80217-5308

Voice:
Toll-Free: 1-800-326-6686
Local 303-796-7780

FAX
Toll-Free: 1-888-326-6686
Local: 303-796-7768

Email for Customer Service or Tech Support: info@denvertax.com