Denver CO Tax Office 1375 Sherman St. 80261

Denver CO Tax Office is here to help if you need to resolve a tax problem, have questions about how the tax law applies to your individual tax return, or you’re more comfortable talking with someone face-to-face, no appointment is necessary.

IRS Tax Office Denver	1999 Broadway Denver, CO 80202	Monday-Friday – 8:30 a.m.- 4:30 p.m.	(303) 446-1675

State Tax Office Denver	1375 Sherman St. Denver, CO 80261	Days and Hours of Operation Monday-Friday, 8 a.m. to 4:30 p.m.	303-866-3091