| Name of the place | CERL ID of a place | Country | Longitude | Latitude | |
|---|---|---|---|---|---|
| Hamburg [non-CERL] | — | — | — | — | |
| Hameln | cnl00009858 | Germany | 9.34972222222222 | 52.1 | |
| Hamilton | cnl00026653 | Scotland | -4.04972222222222 | 55.7666666666667 | |
| Hamm am Sieg | cnl00021597 | Germany | — | — | |
| Hammersmith | cnl00018754 | England | — | — | |
| Hamonville | cnl00020778 | — | — | — | |
| Hampshire | — | England | — | — | |
| Hampstead | cnl00017205 | England | -0.174166666666667 | 51.5541666666667 | |
| Hampton Court | cnl00018799 | England | — | — | |
| Hanau | cnl00009870 | Germany | 8.92 | 50.13 | |
| Handewitt | cnl00025702 | — | — | — | |
| Hangzhou | cnl00021354 | China | 120.153 | 30.267 | |
| Hann. Münden | cnl00029714 | — | 9.65 | 51.4166666666667 | |
| Hannover | cnl00027245 | Germany | 9.72 | 52.3591666666667 | |
| Hannover [non-CERL] | — | — | — | — | |
| Haqil | cnl00024330 | Lebanon | — | — | |
| Harburg (Hamburg) | cnl00029398 | Germany | 9.98277777777778 | 53.4591666666667 | |
| Harderwijk | cnl00016303 | Netherlands | 5.61666666666667 | 52.35 | |
| Hardwick | cnl00024300 | England | — | — | |
| Harlingen | cnl00002507 | Netherlands | 5.42472222222222 | 53.1705555555556 | |
| Harlington | — | England | — | — | |
| Harrogate | cnl00026271 | England | -1.533333 | 53.991944 | |
| Harstad | cnl00021753 | Norway | 16.54165 | 68.79833 | |
| Hartford | cnl00009901 | — | -72.6894444444444 | 41.7594444444444 | |
| Hartlebury | cnl00024951 | England | -2.2421 | 52.3386 |