Sinai zipcode
| City | Sinai |
| ZIP Code | 57061 |
| Type | PO Box |
| State Code | SD |
| State | South Dakota |
ZIP code of Sinai is 57061. This place is located in South Dakota state in US. To send any postal service to Sinai, you must use 57061 zipcode.
You should avoid following 1 city name of South Dakota to be used with the ZIP code 57061.
- Lake Sinai, SD