Newcastle, OK
ZIP Codes in Newcastle, Oklahoma
January 22, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 73065 | 9,877 | 35.2553, -97.6101 |
Newcastle has 1 ZIP code
ZIP Codes in Newcastle, Oklahoma
January 22, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 73065 | 9,877 | 35.2553, -97.6101 |