Post Offices

Post Offices in & near Niwot, Colorado. Operating hours, locations, phone/fax number, services information.

Niw Post Office

Post Office in Niwot, Colorado on Murray St. Operating hours, phone number, services information, and other locations.

Address: 150 Murray St, Niwot, CO 80544
Phone: 303-652-2309
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:30am - 5:00pm
Tuesday 8:30am - 5:00pm
Wednesday 8:30am - 5:00pm
Thursday 8:30am - 5:00pm
Friday 8:30am - 5:00pm
Saturday 8:30am - 11:30am
Sunday Closed

Lobby Hours

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 11:30am
Sunday Closed

Last Collection Times

Monday 8:30am - 2:00pm
Tuesday 8:30am - 2:00pm
Wednesday 8:30am - 2:00pm
Thursday 8:30am - 2:00pm
Friday 8:30am - 2:00pm
Saturday Closed
Sunday Closed