Ipswich zipcode
| City | Ipswich |
| ZIP Code | 57451 |
| Type | Standard |
| State Code | SD |
| State | South Dakota |
ZIP code of Ipswich is 57451. This place is located in South Dakota state in US. To send any postal service to Ipswich, you must use 57451 zipcode.
The ZIP code 57451 is also used with 1 more city name of South Dakota.
- Mina, SD
You should avoid following 2 city names of South Dakota to be used with the ZIP code 57451.
- Craven, SD
- Powell, SD