| Williamsport to Rockport (Texas) | 1,453.32 mi (2,338.90 km) |
| Williamsport to Rockville (Maryland) | 149.13 mi (240.00 km) |
| Williamsport to Rockville Centre (New York) | 181.75 mi (292.49 km) |
| Williamsport to Rockwall (Texas) | 1,210.32 mi (1,947.83 km) |
| Williamsport to Rocky Mount (North Carolina) | 366.56 mi (589.92 km) |
| Williamsport to Rocky Point (New York) | 214.55 mi (345.29 km) |
| Williamsport to Rocky River (Ohio) | 250.22 mi (402.69 km) |
| Williamsport to Roessleville (New York) | 194.52 mi (313.06 km) |
| Williamsport to Rogers (Arkansas) | 980.62 mi (1,578.16 km) |
| Williamsport to Rogers (Minnesota) | 874.59 mi (1,407.51 km) |
| Williamsport to Rohnert Park (California) | 2,404.29 mi (3,869.33 km) |
| Williamsport to Rolla (Missouri) | 815.14 mi (1,311.84 km) |
| Williamsport to Rolling Meadows (Illinois) | 569.76 mi (916.94 km) |
| Williamsport to Roma (Texas) | 1,616.15 mi (2,600.94 km) |
| Williamsport to Rome (Georgia) | 655.40 mi (1,054.76 km) |
