| Petaluma to Hamilton | 5,010.33 mi (8,063.35 km) |
| Petaluma to Hammersmith | 5,330.83 mi (8,579.14 km) |
| Petaluma to Hampton | 5,330.19 mi (8,578.11 km) |
| Petaluma to Hamworthy | 5,316.30 mi (8,555.75 km) |
| Petaluma to Handsworth | 5,202.53 mi (8,372.67 km) |
| Petaluma to Hanwell | 5,326.64 mi (8,572.39 km) |
| Petaluma to Harborne | 5,231.76 mi (8,419.70 km) |
| Petaluma to Harlow | 5,326.52 mi (8,572.21 km) |
| Petaluma to Harpenden | 5,310.62 mi (8,546.61 km) |
| Petaluma to Harrogate | 5,167.74 mi (8,316.68 km) |
| Petaluma to Harrow | 5,322.62 mi (8,565.93 km) |
| Petaluma to Harrow on the Hill | 5,323.93 mi (8,568.04 km) |
| Petaluma to Harrow Weald | 5,321.80 mi (8,564.61 km) |
| Petaluma to Hartlepool | 5,142.32 mi (8,275.77 km) |
| Petaluma to Harwich | 5,351.27 mi (8,612.04 km) |
