Castle zipcode
| City | Castle |
| ZIP Code | 74833 |
| Type | Standard |
| State Code | OK |
| State | Oklahoma |
ZIP code of Castle is 74833. This place is located in Oklahoma state in US. To send any postal service to Castle, you must use 74833 zipcode.
The ZIP code 74833 is also used with 1 more city name of Oklahoma.
- Welty, OK