| San Mateo to Portage (Indiana) | 1,878.65 mi (3,023.40 km) |
| San Mateo to Portage (Michigan) | 1,957.98 mi (3,151.07 km) |
| San Mateo to Portage (Wisconsin) | 1,761.15 mi (2,834.30 km) |
| San Mateo to Portales (New Mexico) | 1,084.72 mi (1,745.69 km) |
| San Mateo to Porterville (California) | 208.45 mi (335.46 km) |
| San Mateo to Portland (Maine) | 2,716.88 mi (4,372.40 km) |
| San Mateo to Portland (Oregon) | 551.98 mi (888.32 km) |
| San Mateo to Portland (Tennessee) | 1,962.06 mi (3,157.63 km) |
| San Mateo to Portland (Texas) | 1,591.63 mi (2,561.49 km) |
| San Mateo to Portsmouth (New Hampshire) | 2,698.78 mi (4,343.26 km) |
| San Mateo to Portsmouth (Ohio) | 2,123.95 mi (3,418.17 km) |
| San Mateo to Portsmouth (Virginia) | 2,503.99 mi (4,029.79 km) |
| San Mateo to Post Falls (Idaho) | 753.36 mi (1,212.42 km) |
| San Mateo to Potomac (Maryland) | 2,423.75 mi (3,900.65 km) |
| San Mateo to Potomac Park (California) | 239.69 mi (385.74 km) |
