Gretna zipcode
| City | Gretna |
| ZIP Code | 68028 |
| Type | Standard |
| State Code | NE |
| State | Nebraska |
ZIP code of Gretna is 68028. This place is located in Nebraska state in US. To send any postal service to Gretna, you must use 68028 zipcode.
| City | Gretna |
| ZIP Code | 68028 |
| Type | Standard |
| State Code | NE |
| State | Nebraska |
ZIP code of Gretna is 68028. This place is located in Nebraska state in US. To send any postal service to Gretna, you must use 68028 zipcode.
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