| Healdsburg to Rhondda | 5,214.91 mi (8,392.58 km) |
| Healdsburg to Rhosllanerchrugog | 5,157.20 mi (8,299.70 km) |
| Healdsburg to Rhyl | 5,129.51 mi (8,255.14 km) |
| Healdsburg to Rhymney | 5,211.92 mi (8,387.77 km) |
| Healdsburg to Richmond | 5,315.26 mi (8,554.08 km) |
| Healdsburg to Rickmansworth | 5,301.19 mi (8,531.44 km) |
| Healdsburg to Ripley | 5,202.84 mi (8,373.16 km) |
| Healdsburg to Ripon | 5,145.17 mi (8,280.34 km) |
| Healdsburg to Risca | 5,225.12 mi (8,409.02 km) |
| Healdsburg to Rochdale | 5,153.20 mi (8,293.28 km) |
| Healdsburg to Rochester | 5,342.61 mi (8,598.10 km) |
| Healdsburg to Rock Ferry | 5,140.69 mi (8,273.15 km) |
| Healdsburg to Rogerstone | 5,227.10 mi (8,412.21 km) |
| Healdsburg to Romford | 5,323.03 mi (8,566.59 km) |
| Healdsburg to Romsey | 5,303.68 mi (8,535.45 km) |
