Waterloo, IA Post Offices
Waterloo, Iowa has a population of 67,292. According to the 2021 census, the city's 2 post offices serve 28,550 households with a median income of 28,550. The city is located in Black Hawk County and has a land area of 159,530,723 and a water area of 4,763,213.
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Post Office
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Address
|
Phone
|
Hours
|
|---|---|---|---|
| Waterloo, IA Post Office | 300 Sycamore St, Waterloo, Iowa, IA, 50701-9998 |
319-274-2210
|
Today Closed
|
| Waterloo, IA Post Office | 3314 Marnie Ave, Waterloo, Iowa, IA, 50701-4303 |
319-234-1240
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No data available.
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