| Piedras Blancas to Ukiah (California) | 5,510.55 mi (8,868.38 km) |
| Piedras Blancas to Union (Missouri) | 4,246.70 mi (6,834.41 km) |
| Piedras Blancas to Union City (California) | 5,548.40 mi (8,929.29 km) |
| Piedras Blancas to Union City (Georgia) | 4,142.23 mi (6,666.27 km) |
| Piedras Blancas to Union City (New Jersey) | 3,390.71 mi (5,456.82 km) |
| Piedras Blancas to Union City (Tennessee) | 4,238.56 mi (6,821.30 km) |
| Piedras Blancas to Union Hill-Novelty Hill (Washington) | 5,031.95 mi (8,098.13 km) |
| Piedras Blancas to Union Park (Florida) | 4,184.58 mi (6,734.43 km) |
| Piedras Blancas to Uniondale (New York) | 3,371.89 mi (5,426.53 km) |
| Piedras Blancas to Universal City (Texas) | 4,952.97 mi (7,971.03 km) |
| Piedras Blancas to University (Florida) | 4,263.20 mi (6,860.95 km) |
| Piedras Blancas to University City (Missouri) | 4,208.43 mi (6,772.81 km) |
| Piedras Blancas to University Heights (Ohio) | 3,710.70 mi (5,971.80 km) |
| Piedras Blancas to University of California-Santa Barbara (California) | 5,632.50 mi (9,064.63 km) |
| Piedras Blancas to University Park (Texas) | 4,738.76 mi (7,626.29 km) |
