| Locality | Post Code |
|---|---|
| Acton, Marion | 46259 |
| Beech Grove, Marion | 46107 |
| Castleton, Marion | 46250, 46256 |
| Clermont, Marion | 46234 |
| Crows Nest, Marion | 46228 |
| Cumberland, Marion | 46229 |
| Drexel Gardens, Marion | 46241 |
| Eagle Creek, Marion | 46214, 46254 |
| Homecroft, Marion | 46227 |
| Indianapolis, Marion | 46201, 46202, 46203, 46204, 46205, … |
| Irvington, Marion | 46219 |
| Lawrence, Marion | 46226 |
| Mars Hill, Marion | 46241 |
| Maywood, Marion | 46241 |
| Meridian Hills, Marion | 46260 |
| New Augusta, Marion | 46268, 46278 |
| Nora, Marion | 46240 |
| North Crows Nest, Marion | 46228 |
| Oaklandon, Marion | 46216, 46236 |
| Park Fletcher, Marion | 46241 |
| Rocky Ripple, Marion | 46208 |
| Southport, Marion | 46227 |
| Speedway, Marion | 46224 |
| Spring Hills, Marion | 46228 |
| Traders Point, Marion | 46278 |
| Uptown, Marion | 46205 |