Karnack zipcode
| City | Karnack |
| ZIP Code | 75661 |
| Type | Standard |
| State Code | TX |
| State | Texas |
ZIP code of Karnack is 75661. This place is located in Texas state in US. To send any postal service to Karnack, you must use 75661 zipcode.
You should avoid following 3 city names of Texas to be used with the ZIP code 75661.
- Baldwin, TX
- Leigh, TX
- Uncertain, TX