| Locality | Post Code |
|---|---|
| Bracken, Comal | 78266 |
| Bulverde, Comal | 78070, 78163 |
| Canyon Lake, Comal | 78133 |
| Fischer, Comal | 78623 |
| Garden Ridge, Comal | 78266 |
| Hunter, Comal | 78132 |
| New Braunfels, Comal | 78130, 78132 |
| San Antonio, Comal | 78266 |
| Sattler, Comal | 78132, 78133 |
| Solms, Comal | 78130 |
| Spring Branch, Comal | 78070 |
| Startzville, Comal | 78132, 78133 |