Greenback zipcode
| City | Greenback |
| ZIP Code | 37742 |
| Type | Standard |
| State Code | TN |
| State | Tennessee |
ZIP code of Greenback is 37742. This place is located in Tennessee state in US. To send any postal service to Greenback, you must use 37742 zipcode.
| City | Greenback |
| ZIP Code | 37742 |
| Type | Standard |
| State Code | TN |
| State | Tennessee |
ZIP code of Greenback is 37742. This place is located in Tennessee state in US. To send any postal service to Greenback, you must use 37742 zipcode.
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