| Post Office Name | US Post Office |
| Address | 33 1st Ave NW |
| City | Garrison |
| State | North Dakota |
| Phone Number | (701) 463-2510 |
| Latitude | 47.6856 |
| Longitude | -101.3285 |
58540 US Post Office in Garrison, North Dakota is located at 33 1st Ave NW. The Garrison Post Office Number is (701) 463-2510