| Porthcawl to Norton Shores (Michigan) | 3,700.47 mi (5,955.34 km) |
| Porthcawl to Norwalk (California) | 5,328.17 mi (8,574.86 km) |
| Porthcawl to Norwalk (Connecticut) | 3,274.27 mi (5,269.43 km) |
| Porthcawl to Norwalk (Iowa) | 4,061.38 mi (6,536.15 km) |
| Porthcawl to Norwalk (Ohio) | 3,642.10 mi (5,861.40 km) |
| Porthcawl to Norwich (Connecticut) | 3,200.98 mi (5,151.48 km) |
| Porthcawl to Norwood (Ohio) | 3,809.74 mi (6,131.19 km) |
| Porthcawl to Novato (California) | 5,234.28 mi (8,423.75 km) |
| Porthcawl to Novi (Michigan) | 3,622.69 mi (5,830.15 km) |
| Porthcawl to O'Fallon (Illinois) | 4,052.91 mi (6,522.53 km) |
| Porthcawl to O'Fallon (Missouri) | 4,075.46 mi (6,558.82 km) |
| Porthcawl to Oak Creek (Wisconsin) | 3,776.65 mi (6,077.93 km) |
| Porthcawl to Oak Forest (Illinois) | 3,828.58 mi (6,161.51 km) |
| Porthcawl to Oak Grove (Oregon) | 4,821.21 mi (7,758.98 km) |
| Porthcawl to Oak Grove (South Carolina) | 3,915.72 mi (6,301.74 km) |
