| South River to Portage (Indiana) | 671.38 mi (1,080.48 km) |
| South River to Portage (Michigan) | 593.82 mi (955.66 km) |
| South River to Portage (Wisconsin) | 802.57 mi (1,291.60 km) |
| South River to Portales (New Mexico) | 1,642.13 mi (2,642.75 km) |
| South River to Porterville (California) | 2,415.84 mi (3,887.91 km) |
| South River to Portland (Maine) | 306.91 mi (493.92 km) |
| South River to Portland (Oregon) | 2,427.59 mi (3,906.82 km) |
| South River to Portland (Tennessee) | 707.73 mi (1,138.98 km) |
| South River to Portland (Texas) | 1,565.07 mi (2,518.73 km) |
| South River to Portsmouth (New Hampshire) | 258.67 mi (416.29 km) |
| South River to Portsmouth (Ohio) | 470.57 mi (757.31 km) |
| South River to Portsmouth (Virginia) | 270.52 mi (435.36 km) |
| South River to Post Falls (Idaho) | 2,142.57 mi (3,448.13 km) |
| South River to Potomac (Maryland) | 179.35 mi (288.64 km) |
| South River to Potomac Park (California) | 2,429.99 mi (3,910.68 km) |
