Zip Codes in Portland, ND
| Zip Code | Post Office City | County | State | Show Map | Show Statistics |
|---|---|---|---|---|---|
| 58274 | Portland | Traill | North Dakota | Show Map | Show Statistics |
| Zip Code | Post Office City | County | State | Show Map | Show Statistics |
|---|---|---|---|---|---|
| 58274 | Portland | Traill | North Dakota | Show Map | Show Statistics |