| Comacchio to Roy (Utah) | 5,573.97 mi (8,970.44 km) |
| Comacchio to Royal Kunia (Hawaii) | 7,827.77 mi (12,597.58 km) |
| Comacchio to Royal Oak (Michigan) | 4,473.90 mi (7,200.05 km) |
| Comacchio to Royal Palm Beach (Florida) | 5,056.03 mi (8,136.90 km) |
| Comacchio to Royse City (Texas) | 5,446.96 mi (8,766.03 km) |
| Comacchio to Ruskin (Florida) | 5,109.26 mi (8,222.55 km) |
| Comacchio to Russellville (Alabama) | 5,021.99 mi (8,082.11 km) |
| Comacchio to Russellville (Arkansas) | 5,206.27 mi (8,378.68 km) |
| Comacchio to Ruston (Louisiana) | 5,320.00 mi (8,561.72 km) |
| Comacchio to Rutherford (New Jersey) | 4,170.16 mi (6,711.23 km) |
| Comacchio to Rutland (Vermont) | 4,013.73 mi (6,459.47 km) |
| Comacchio to Sabana Grande (Puerto Rico) | 4,821.66 mi (7,759.71 km) |
| Comacchio to Sachse (Texas) | 5,457.55 mi (8,783.08 km) |
| Comacchio to Saco (Maine) | 3,910.65 mi (6,293.58 km) |
| Comacchio to Sacramento (California) | 6,000.95 mi (9,657.59 km) |
