66538 is the Postal Code/PLZ Code for Neunkirchen in the Germany State of Saarland and the District of Landkreis Neunkirchen. The town of Neunkirchen (Saar) is located in Postal Code 66538.
| Postal Code | 66538 |
| Postal Code Name | Neunkirchen |
| State | Saarland |
| District | Landkreis Neunkirchen |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 66539 66540 66583 |