Place
- Harpenden, Hertfordshire1
- Hemel Hampstead, Hertfordshire1
- Hertford, Hertfordshire1
- Hertingfordbury, Hertfordshire1
- Hexton, Hertfordshire1
- Hitchin, Hertfordshire1
- Hoddesdon, Hertfordshire1
- Hunsdon, Hertfordshire1
- Hyde Hall, Hertfordshire1
- Ippollitts, Hertfordshire1
- Kensworth, Hertfordshire1
- Kimpton, Hertfordshire1
- King's Langley, Hertfordshire1
- King's Walden, King's1
- Knebworth, Hertfordshire1
- Little Amwell, Hertfordshire1
- Little Berkhampstead, Hertfordshire1
- Little Gaddesden, Hertfordshire1
- Little Munden, Hertfordshire1
- Little Wymondley, Hertfordshire1