| Owings Mills to Portage (Michigan) | 498.58 mi (802.39 km) |
| Owings Mills to Portage (Wisconsin) | 714.68 mi (1,150.16 km) |
| Owings Mills to Portales (New Mexico) | 1,507.74 mi (2,426.47 km) |
| Owings Mills to Porterville (California) | 2,298.66 mi (3,699.34 km) |
| Owings Mills to Portland (Maine) | 447.56 mi (720.28 km) |
| Owings Mills to Portland (Oregon) | 2,342.30 mi (3,769.56 km) |
| Owings Mills to Portland (Tennessee) | 564.19 mi (907.98 km) |
| Owings Mills to Portland (Texas) | 1,418.70 mi (2,283.18 km) |
| Owings Mills to Portsmouth (New Hampshire) | 401.00 mi (645.35 km) |
| Owings Mills to Portsmouth (Ohio) | 333.06 mi (536.01 km) |
| Owings Mills to Portsmouth (Virginia) | 178.79 mi (287.73 km) |
| Owings Mills to Post Falls (Idaho) | 2,064.74 mi (3,322.88 km) |
| Owings Mills to Potomac (Maryland) | 34.92 mi (56.20 km) |
| Owings Mills to Potomac Park (California) | 2,310.99 mi (3,719.19 km) |
| Owings Mills to Pottstown (Pennsylvania) | 84.05 mi (135.27 km) |
