Knoxville zipcode
| City | Knoxville |
| ZIP Code | 37921 |
| Type | Standard |
| State Code | TN |
| State | Tennessee |
ZIP code of Knoxville is 37921. This place is located in Tennessee state in US. To send any postal service to Knoxville, you must use 37921 zipcode.
| City | Knoxville |
| ZIP Code | 37921 |
| Type | Standard |
| State Code | TN |
| State | Tennessee |
ZIP code of Knoxville is 37921. This place is located in Tennessee state in US. To send any postal service to Knoxville, you must use 37921 zipcode.
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