| Place | Post Code |
|---|---|
| Dallein, Geras | 3753 |
| Fugnitz, Geras | 2093 |
| Geras, Geras | 2093 |
| Goggitsch, Geras | 2093, 3753 |
| Harth, Geras | 3753 |
| Hötzelsdorf, Geras | 3753 |
| Kottaun, Geras | 2093 |
| Pfaffenreith, Geras | 2093 |
| Purgstall, Geras | 3752 |
| Schirmannsreith, Geras | 3753 |
| Sieghartsreith, Geras | 3753, 3753, 2094 |
| Trautmannsdorf, Geras | 2093 |