| San Marcos to Pike Creek Valley (Delaware) | 2,328.88 mi (3,747.98 km) |
| San Marcos to Pikesville (Maryland) | 2,276.29 mi (3,663.33 km) |
| San Marcos to Pine Bluff (Arkansas) | 1,444.78 mi (2,325.16 km) |
| San Marcos to Pine Castle (Florida) | 2,138.62 mi (3,441.77 km) |
| San Marcos to Pine Hill (New Jersey) | 2,366.59 mi (3,808.65 km) |
| San Marcos to Pine Hills (Florida) | 2,130.67 mi (3,428.98 km) |
| San Marcos to Pinecrest (Florida) | 2,266.33 mi (3,647.30 km) |
| San Marcos to Pinehurst (North Carolina) | 2,147.47 mi (3,456.03 km) |
| San Marcos to Pinellas Park (Florida) | 2,074.56 mi (3,338.68 km) |
| San Marcos to Pineville (Louisiana) | 1,449.22 mi (2,332.30 km) |
| San Marcos to Pineville (North Carolina) | 2,068.56 mi (3,329.03 km) |
| San Marcos to Pinewood (Florida) | 2,266.09 mi (3,646.92 km) |
| San Marcos to Piney Green (North Carolina) | 2,272.13 mi (3,656.65 km) |
| San Marcos to Pinole (California) | 441.57 mi (710.63 km) |
| San Marcos to Piqua (Ohio) | 1,877.08 mi (3,020.87 km) |
