Portland zipcode
| City | Portland |
| ZIP Code | 58274 |
| Type | Standard |
| State Code | ND |
| State | North Dakota |
ZIP code of Portland is 58274. This place is located in North Dakota state in US. To send any postal service to Portland, you must use 58274 zipcode.
| City | Portland |
| ZIP Code | 58274 |
| Type | Standard |
| State Code | ND |
| State | North Dakota |
ZIP code of Portland is 58274. This place is located in North Dakota state in US. To send any postal service to Portland, you must use 58274 zipcode.
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