Kanada
UK
- Dorchester (Dorset), u Dorset
- Dorchester (Oxfordshire), uOxfordshire, zvan i Dorchester-on-Thames
Sjedinjene Američke Države
- Dorchester (Illinois), uIllinois
- Dorchester (Iowa), uIowa
- Dorchester (Massachusetts), u Massachusetts
- Dorchester (Nebraska), u Nebraska
- Dorchester (New Hampshire), u New Hampshire
- Dorchester (Teksas), u Teksas
- Dorchester (Wisconsin), u Wisconsin
- Okrugu Dorchester, u Maryland
- Okrugu Dorchester, u Južna Karolina