About postal code 9100
The postal code 9100 routes mail to Herisau in the Kanton Appenzell Ausserrhoden region of Switzerland. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
Switzerland ยท Postal code
9100 - Herisau
Postal code 9100 is Herisau in Kanton Appenzell Ausserrhoden, Switzerland.
| Postal code | 9100 |
| Place | Herisau |
| Region | Kanton Appenzell Ausserrhoden |
| District | Bezirk Hinterland |
| Country | Switzerland (CH) |
| Coordinates | 47.3833, 9.2813 (map) |