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Zip Codes in Portland, North Dakota
| Zip Code | Population | Zip Code | Population | Zip Code | Population | Zip Code | Population |
|---|---|---|---|---|---|---|---|
| 606 | 0 |
| Zip Code | Population |
|---|---|
| 606 | |
| 0 |
© 2026
| Zip Code | Population | Zip Code | Population | Zip Code | Population | Zip Code | Population |
|---|---|---|---|---|---|---|---|
| 606 | 0 |
| Zip Code | Population |
|---|---|
| 606 | |
| 0 |