| Place | Post Code |
|---|---|
| Allan, Southern Downs | 4370 |
| Allora, Southern Downs | 4362 |
| Amiens, Southern Downs | 4380 |
| Applethorpe, Southern Downs | 4378 |
| Ballandean, Southern Downs | 4382 |
| Bapaume, Southern Downs | 4352 |
| Berat, Southern Downs | 4362 |
| Bony Mountain, Southern Downs | 4370 |
| Broadwater, Southern Downs | 4380 |
| Canningvale, Southern Downs | 4370 |
| Cannon Creek, Southern Downs | 4380 |
| Cherry Gully, Southern Downs | 4370 |
| Clintonvale, Southern Downs | 4370 |
| Cottonvale, Southern Downs | 4375 |
| Cunningham, Southern Downs | 4370 |
| Dalcouth, Southern Downs | 4380 |
| Dalveen, Southern Downs | 4374 |
| Danderoo, Southern Downs | 4370 |
| Deuchar, Southern Downs | 4362 |
| Diamondvale, Southern Downs | 4380 |
| Elbow Valley, Southern Downs | 4370 |
| Ellinthorp, Southern Downs | 4362 |
| Emu Vale, Southern Downs | 4371 |
| Eukey, Southern Downs | 4380 |
| Fletcher, Southern Downs | 4381 |
| Fleurbaix, Southern Downs | 4375 |
| All postal codes in Darling Downs | |
|---|---|
| Goondiwindi, Darling Downs | |
| Southern Downs, Darling Downs | |
| Toowoomba, Darling Downs | |
| Western Downs, Darling Downs | |