| Ariccia to Orangevale (California) | 6,170.72 mi (9,930.82 km) |
| Ariccia to Orchards (Washington) | 5,797.21 mi (9,329.71 km) |
| Ariccia to Orcutt (California) | 6,368.59 mi (10,249.26 km) |
| Ariccia to Oregon (Ohio) | 4,662.41 mi (7,503.42 km) |
| Ariccia to Oregon (Wisconsin) | 4,849.09 mi (7,803.85 km) |
| Ariccia to Oregon City (Oregon) | 5,819.16 mi (9,365.03 km) |
| Ariccia to Orem (Utah) | 5,785.93 mi (9,311.55 km) |
| Ariccia to Orinda (California) | 6,245.62 mi (10,051.36 km) |
| Ariccia to Orland Park (Illinois) | 4,845.50 mi (7,798.09 km) |
| Ariccia to Orlando (Florida) | 5,130.01 mi (8,255.95 km) |
| Ariccia to Ormond Beach (Florida) | 5,083.11 mi (8,180.48 km) |
| Ariccia to Oro Valley (Arizona) | 6,187.99 mi (9,958.61 km) |
| Ariccia to Oroville (California) | 6,133.24 mi (9,870.50 km) |
| Ariccia to Oshkosh (Wisconsin) | 4,769.29 mi (7,675.42 km) |
| Ariccia to Oskaloosa (Iowa) | 5,049.20 mi (8,125.90 km) |
