| San Marcos to Prichard (Alabama) | 1,705.04 mi (2,744.00 km) |
| San Marcos to Princeton (Florida) | 2,264.21 mi (3,643.90 km) |
| San Marcos to Princeton (New Jersey) | 2,381.92 mi (3,833.33 km) |
| San Marcos to Princeton (Texas) | 1,193.67 mi (1,921.02 km) |
| San Marcos to Princeton Meadows (New Jersey) | 2,387.45 mi (3,842.23 km) |
| San Marcos to Prineville (Oregon) | 796.28 mi (1,281.49 km) |
| San Marcos to Prior Lake (Minnesota) | 1,497.54 mi (2,410.06 km) |
| San Marcos to Progress (Pennsylvania) | 2,267.71 mi (3,649.53 km) |
| San Marcos to Prospect Heights (Illinois) | 1,706.02 mi (2,745.57 km) |
| San Marcos to Prosper (Texas) | 1,175.75 mi (1,892.19 km) |
| San Marcos to Providence (Rhode Island) | 2,548.15 mi (4,100.86 km) |
| San Marcos to Provo (Utah) | 578.67 mi (931.27 km) |
| San Marcos to Prunedale (California) | 358.69 mi (577.25 km) |
| San Marcos to Pueblo (Colorado) | 788.17 mi (1,268.43 km) |
| San Marcos to Pueblo West (Colorado) | 784.61 mi (1,262.71 km) |
