Boulder, CO Post Offices

Boulder, Colorado has a population of 107,645. According to the 2021 census, the city's 3 post offices serve 42,643 households with a median income of 42,643. The city is located in Boulder County and has a land area of 68,221,822 and a water area of 2,688,696.

Post Office
Address
Phone
Hours
Boulder, CO Post Office 2995 55Th St, Boulder, Colorado, CO, 80301-9998
720-564-6450
Today 09:00:00 - 18:00:00

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