From Marshes, Gwent to all cities in Oxfordshire starting with letter H
- Hailey, Gwent
- Hailey, Gwent
- Hampton Gay, Gwent
- Hampton Poyle, Gwent
- Hanwell, Gwent
- Harcourt Hill, Gwent
- Hardwick, Gwent
- Hardwick, Gwent
- Hardwick, Gwent
- Harpsden, Gwent
- Harpsden Bottom, Gwent
- Harpsden Heights, Gwent
- Harwell, Gwent
- Hatford, Gwent
- Headington, Gwent
- Headington Hill, Gwent
- Headington Quarry, Gwent
- Heathfield Village, Gwent
- Hempton, Gwent
- Hempton Wainhill, Gwent
- Henley on Thames, Gwent
- Hensington, Gwent
- Henton, Gwent
- Henwood, Gwent
- Hethe, Gwent
- Heythrop, Gwent
- High Cogges, Gwent
- Highfield, Gwent
- Highmoor, Gwent
- Highmoor Cross, Gwent
- Hill Bottom, Gwent
- Hinton Waldrist, Gwent
- Holton, Gwent
- Holwell, Gwent
- Hook End, Gwent
- Hook Norton, Gwent
- Hopcrofts Holt, Gwent
- Horley, Gwent
- Hornton, Gwent
- Horspath, Gwent
- Horton cum Studley, Gwent
- Huntercombe End, Gwent