| Kennewick to Portage (Michigan) | 1,673.40 mi (2,693.08 km) |
| Kennewick to Portage (Wisconsin) | 1,457.41 mi (2,345.48 km) |
| Kennewick to Portales (New Mexico) | 1,173.50 mi (1,888.56 km) |
| Kennewick to Porterville (California) | 700.19 mi (1,126.85 km) |
| Kennewick to Portland (Maine) | 2,360.03 mi (3,798.10 km) |
| Kennewick to Portland (Oregon) | 173.37 mi (279.02 km) |
| Kennewick to Portland (Tennessee) | 1,802.09 mi (2,900.19 km) |
| Kennewick to Portland (Texas) | 1,735.10 mi (2,792.37 km) |
| Kennewick to Portsmouth (New Hampshire) | 2,352.31 mi (3,785.68 km) |
| Kennewick to Portsmouth (Ohio) | 1,898.34 mi (3,055.08 km) |
| Kennewick to Portsmouth (Virginia) | 2,276.98 mi (3,664.44 km) |
| Kennewick to Post Falls (Idaho) | 148.94 mi (239.70 km) |
| Kennewick to Potomac (Maryland) | 2,165.02 mi (3,484.27 km) |
| Kennewick to Potomac Park (California) | 748.65 mi (1,204.83 km) |
| Kennewick to Pottstown (Pennsylvania) | 2,201.19 mi (3,542.48 km) |
