| Ada to Houghton le Spring | 1,132.19 mi (1,822.09 km) |
| Ada to Houghton Regis | 1,024.89 mi (1,649.41 km) |
| Ada to Hounslow | 1,010.68 mi (1,626.53 km) |
| Ada to Hove | 991.97 mi (1,596.43 km) |
| Ada to Hoyland Nether | 1,095.79 mi (1,763.51 km) |
| Ada to Hucclecote | 1,092.17 mi (1,757.68 km) |
| Ada to Huddersfield | 1,112.35 mi (1,790.16 km) |
| Ada to Huntingdon | 1,019.40 mi (1,640.56 km) |
| Ada to Huntington | 1,093.12 mi (1,759.21 km) |
| Ada to Huyton | 1,148.23 mi (1,847.90 km) |
| Ada to Hwlffordd | 1,208.05 mi (1,944.17 km) |
| Ada to Hyde | 1,119.43 mi (1,801.55 km) |
| Ada to Hythe | 1,044.67 mi (1,681.23 km) |
| Ada to Hythe | 942.69 mi (1,517.11 km) |
| Ada to Ickenham | 1,015.35 mi (1,634.04 km) |
