| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bärnbach, Bärnbach | 8570, 8572, 8582, 8593 |
| Postal/ZIP Codes in Hochtregist, Bärnbach | 8570, 8572, 8573 |
| Postal/ZIP Codes in Piberegg, Bärnbach | 8572, 8580, 8593 |
| Postal/ZIP Codes in Piberegg Rollsiedlung, Bärnbach | 8572 |