| Johnstown to Portage (Michigan) | 369.76 mi (595.06 km) |
| Johnstown to Portage (Wisconsin) | 585.47 mi (942.22 km) |
| Johnstown to Portales (New Mexico) | 1,404.29 mi (2,259.98 km) |
| Johnstown to Porterville (California) | 2,179.29 mi (3,507.23 km) |
| Johnstown to Portland (Maine) | 500.42 mi (805.34 km) |
| Johnstown to Portland (Oregon) | 2,213.34 mi (3,562.02 km) |
| Johnstown to Portland (Tennessee) | 485.35 mi (781.09 km) |
| Johnstown to Portland (Texas) | 1,354.03 mi (2,179.10 km) |
| Johnstown to Portsmouth (New Hampshire) | 460.03 mi (740.35 km) |
| Johnstown to Portsmouth (Ohio) | 240.38 mi (386.85 km) |
| Johnstown to Portsmouth (Virginia) | 277.43 mi (446.47 km) |
| Johnstown to Post Falls (Idaho) | 1,935.42 mi (3,114.75 km) |
| Johnstown to Potomac (Maryland) | 128.97 mi (207.55 km) |
| Johnstown to Potomac Park (California) | 2,192.75 mi (3,528.89 km) |
| Johnstown to Pottstown (Pennsylvania) | 172.67 mi (277.89 km) |
