| Tonypandy to Orangevale (California) | 5,159.78 mi (8,303.86 km) |
| Tonypandy to Orchards (Washington) | 4,802.15 mi (7,728.31 km) |
| Tonypandy to Orcutt (California) | 5,351.83 mi (8,612.93 km) |
| Tonypandy to Oregon (Ohio) | 3,662.43 mi (5,894.12 km) |
| Tonypandy to Oregon (Wisconsin) | 3,836.16 mi (6,173.71 km) |
| Tonypandy to Oregon City (Oregon) | 4,823.45 mi (7,762.59 km) |
| Tonypandy to Orem (Utah) | 4,765.82 mi (7,669.85 km) |
| Tonypandy to Orinda (California) | 5,235.17 mi (8,425.19 km) |
| Tonypandy to Orland Park (Illinois) | 3,837.76 mi (6,176.28 km) |
| Tonypandy to Orlando (Florida) | 4,198.81 mi (6,757.33 km) |
| Tonypandy to Ormond Beach (Florida) | 4,148.22 mi (6,675.92 km) |
| Tonypandy to Oro Valley (Arizona) | 5,166.99 mi (8,315.47 km) |
| Tonypandy to Oroville (California) | 5,124.13 mi (8,246.49 km) |
| Tonypandy to Oshkosh (Wisconsin) | 3,755.18 mi (6,043.39 km) |
| Tonypandy to Oskaloosa (Iowa) | 4,035.36 mi (6,494.28 km) |
