| Richland to Portage (Indiana) | 1,618.84 mi (2,605.28 km) |
| Richland to Portage (Michigan) | 1,678.89 mi (2,701.91 km) |
| Richland to Portage (Wisconsin) | 1,462.81 mi (2,354.17 km) |
| Richland to Portales (New Mexico) | 1,181.67 mi (1,901.71 km) |
| Richland to Porterville (California) | 706.13 mi (1,136.41 km) |
| Richland to Portland (Maine) | 2,364.23 mi (3,804.85 km) |
| Richland to Portland (Oregon) | 169.35 mi (272.54 km) |
| Richland to Portland (Tennessee) | 1,808.78 mi (2,910.95 km) |
| Richland to Portland (Texas) | 1,743.26 mi (2,805.51 km) |
| Richland to Portsmouth (New Hampshire) | 2,356.67 mi (3,792.69 km) |
| Richland to Portsmouth (Ohio) | 1,904.37 mi (3,064.78 km) |
| Richland to Portsmouth (Virginia) | 2,282.84 mi (3,673.87 km) |
| Richland to Post Falls (Idaho) | 148.99 mi (239.78 km) |
| Richland to Potomac (Maryland) | 2,170.58 mi (3,493.21 km) |
| Richland to Potomac Park (California) | 754.61 mi (1,214.43 km) |
