| San Marino to Poinciana (Florida) | 2,193.96 mi (3,530.84 km) |
| San Marino to Point Pleasant (New Jersey) | 2,436.57 mi (3,921.29 km) |
| San Marino to Pomona (California) | 20.54 mi (33.06 km) |
| San Marino to Pompano Beach (Florida) | 2,318.85 mi (3,731.82 km) |
| San Marino to Pompton Lakes (New Jersey) | 2,420.96 mi (3,896.16 km) |
| San Marino to Pompton Plains (New Jersey) | 2,419.97 mi (3,894.57 km) |
| San Marino to Ponca City (Oklahoma) | 1,196.01 mi (1,924.79 km) |
| San Marino to Ponce (Puerto Rico) | 3,345.65 mi (5,384.30 km) |
| San Marino to Pontiac (Illinois) | 1,672.76 mi (2,692.04 km) |
| San Marino to Pontiac (Michigan) | 1,960.22 mi (3,154.67 km) |
| San Marino to Pooler (Georgia) | 2,125.99 mi (3,421.44 km) |
| San Marino to Poplar Bluff (Missouri) | 1,564.36 mi (2,517.60 km) |
| San Marino to Poquoson (Virginia) | 2,335.45 mi (3,758.54 km) |
| San Marino to Port Angeles (Washington) | 1,005.30 mi (1,617.88 km) |
| San Marino to Port Arthur (Texas) | 1,444.09 mi (2,324.05 km) |
