| Swansea to Pawtucket (Rhode Island) | 1,006.32 mi (1,619.51 km) |
| Swansea to Payson (Arizona) | 1,220.15 mi (1,963.65 km) |
| Swansea to Payson (Utah) | 1,164.80 mi (1,874.57 km) |
| Swansea to Peabody (Massachusetts) | 1,033.05 mi (1,662.53 km) |
| Swansea to Peachtree City (Georgia) | 467.36 mi (752.15 km) |
| Swansea to Peachtree Corners (Georgia) | 450.43 mi (724.90 km) |
| Swansea to Pearl (Mississippi) | 433.79 mi (698.11 km) |
| Swansea to Pearl City (Hawaii) | 4,143.18 mi (6,667.80 km) |
| Swansea to Pearl River (New York) | 864.50 mi (1,391.27 km) |
| Swansea to Pearland (Texas) | 692.01 mi (1,113.68 km) |
| Swansea to Pebble Creek (Florida) | 841.98 mi (1,355.03 km) |
| Swansea to Pecan Grove (Texas) | 698.61 mi (1,124.31 km) |
| Swansea to Pecos (Texas) | 910.31 mi (1,465.00 km) |
| Swansea to Peekskill (New York) | 870.59 mi (1,401.08 km) |
| Swansea to Pekin (Illinois) | 140.69 mi (226.41 km) |
