All postcodes in DT1 9
| Postcode | Place | Type |
|---|---|---|
| DT1 9DL | Dorchester | large user |
| DT1 9DX | Dorchester | large user |
| DT1 9FJ | Dorchester | large user |
| DT1 9GQ | Dorchester | large user |
| DT1 9GT | Dorchester | large user |
| DT1 9GX | Dorchester | large user |
| DT1 9GY | Dorchester | large user |
| DT1 9HG | Dorchester | large user |
| DT1 9HP | Dorchester | large user |
| DT1 9JG | Dorchester | large user |
| DT1 9JL | Dorchester | large user |
| DT1 9JQ | Dorchester | large user |
| DT1 9JT | Dorchester | large user |
| DT1 9JX | Dorchester | large user |
| DT1 9JY | Dorchester | large user |
| DT1 9LF | Dorchester | large user |
| DT1 9LH | Dorchester | large user |
| DT1 9LJ | — | large user |
| DT1 9SA | Dorchester | street |
| DT1 9YG | Dorchester | large user |
Places in sector DT1 9
- Dorchester 19