| Kastamonu to Portage (Michigan) | 5,536.50 mi (8,910.13 km) |
| Kastamonu to Portage (Wisconsin) | 5,593.18 mi (9,001.36 km) |
| Kastamonu to Portales (New Mexico) | 6,550.16 mi (10,541.47 km) |
| Kastamonu to Porterville (California) | 6,816.15 mi (10,969.53 km) |
| Kastamonu to Portland (Maine) | 4,909.04 mi (7,900.33 km) |
| Kastamonu to Portland (Oregon) | 6,257.91 mi (10,071.13 km) |
| Kastamonu to Portland (Tennessee) | 5,861.38 mi (9,432.98 km) |
| Kastamonu to Portland (Texas) | 6,721.58 mi (10,817.33 km) |
| Kastamonu to Portsmouth (New Hampshire) | 4,956.18 mi (7,976.20 km) |
| Kastamonu to Portsmouth (Ohio) | 5,619.74 mi (9,044.10 km) |
| Kastamonu to Portsmouth (Virginia) | 5,462.74 mi (8,791.43 km) |
| Kastamonu to Post Falls (Idaho) | 6,025.25 mi (9,696.71 km) |
| Kastamonu to Potomac (Maryland) | 5,391.17 mi (8,676.25 km) |
| Kastamonu to Potomac Park (California) | 6,860.20 mi (11,040.43 km) |
| Kastamonu to Pottstown (Pennsylvania) | 5,272.51 mi (8,485.29 km) |
