| Grigiskes to Portage (Michigan) | 4,603.90 mi (7,409.27 km) |
| Grigiskes to Portage (Wisconsin) | 4,641.84 mi (7,470.32 km) |
| Grigiskes to Portales (New Mexico) | 5,579.49 mi (8,979.33 km) |
| Grigiskes to Porterville (California) | 5,816.28 mi (9,360.40 km) |
| Grigiskes to Portland (Maine) | 4,033.90 mi (6,491.93 km) |
| Grigiskes to Portland (Oregon) | 5,260.38 mi (8,465.76 km) |
| Grigiskes to Portland (Tennessee) | 4,948.97 mi (7,964.61 km) |
| Grigiskes to Portland (Texas) | 5,791.71 mi (9,320.86 km) |
| Grigiskes to Portsmouth (New Hampshire) | 4,082.82 mi (6,570.66 km) |
| Grigiskes to Portsmouth (Ohio) | 4,713.86 mi (7,586.23 km) |
| Grigiskes to Portsmouth (Virginia) | 4,600.90 mi (7,404.43 km) |
| Grigiskes to Post Falls (Idaho) | 5,025.27 mi (8,087.39 km) |
| Grigiskes to Potomac (Maryland) | 4,511.77 mi (7,260.99 km) |
| Grigiskes to Potomac Park (California) | 5,860.48 mi (9,431.54 km) |
| Grigiskes to Pottstown (Pennsylvania) | 4,393.48 mi (7,070.62 km) |
