| Kirkby to Portage (Michigan) | 3,691.48 mi (5,940.86 km) |
| Kirkby to Portage (Wisconsin) | 3,771.65 mi (6,069.88 km) |
| Kirkby to Portales (New Mexico) | 4,752.05 mi (7,647.69 km) |
| Kirkby to Porterville (California) | 5,172.49 mi (8,324.33 km) |
| Kirkby to Portland (Maine) | 3,033.33 mi (4,881.68 km) |
| Kirkby to Portland (Oregon) | 4,732.21 mi (7,615.75 km) |
| Kirkby to Portland (Tennessee) | 3,997.47 mi (6,433.31 km) |
| Kirkby to Portland (Texas) | 4,864.88 mi (7,829.27 km) |
| Kirkby to Portsmouth (New Hampshire) | 3,079.88 mi (4,956.59 km) |
| Kirkby to Portsmouth (Ohio) | 3,753.34 mi (6,040.42 km) |
| Kirkby to Portsmouth (Virginia) | 3,583.74 mi (5,767.48 km) |
| Kirkby to Post Falls (Idaho) | 4,452.36 mi (7,165.38 km) |
| Kirkby to Potomac (Maryland) | 3,515.22 mi (5,657.19 km) |
| Kirkby to Potomac Park (California) | 5,210.70 mi (8,385.82 km) |
| Kirkby to Pottstown (Pennsylvania) | 3,396.78 mi (5,466.59 km) |
