| Forest Grove to Portage (Michigan) | 1,865.93 mi (3,002.92 km) |
| Forest Grove to Portage (Wisconsin) | 1,650.40 mi (2,656.06 km) |
| Forest Grove to Portales (New Mexico) | 1,302.75 mi (2,096.57 km) |
| Forest Grove to Porterville (California) | 687.27 mi (1,106.05 km) |
| Forest Grove to Portland (Maine) | 2,554.98 mi (4,111.85 km) |
| Forest Grove to Portland (Oregon) | 22.27 mi (35.84 km) |
| Forest Grove to Portland (Tennessee) | 1,983.87 mi (3,192.74 km) |
| Forest Grove to Portland (Texas) | 1,862.14 mi (2,996.83 km) |
| Forest Grove to Portsmouth (New Hampshire) | 2,547.33 mi (4,099.53 km) |
| Forest Grove to Portsmouth (Ohio) | 2,087.31 mi (3,359.19 km) |
| Forest Grove to Portsmouth (Virginia) | 2,467.14 mi (3,970.47 km) |
| Forest Grove to Post Falls (Idaho) | 329.72 mi (530.63 km) |
| Forest Grove to Potomac (Maryland) | 2,357.13 mi (3,793.43 km) |
| Forest Grove to Potomac Park (California) | 734.81 mi (1,182.56 km) |
| Forest Grove to Pottstown (Pennsylvania) | 2,394.79 mi (3,854.05 km) |
