| Porthcawl to Enumclaw (Washington) | 4,703.16 mi (7,569.00 km) |
| Porthcawl to Ephrata (Pennsylvania) | 3,427.89 mi (5,516.66 km) |
| Porthcawl to Erie (Colorado) | 4,548.18 mi (7,319.59 km) |
| Porthcawl to Erie (Pennsylvania) | 3,502.60 mi (5,636.89 km) |
| Porthcawl to Erlanger (Kentucky) | 3,821.93 mi (6,150.81 km) |
| Porthcawl to Escanaba (Michigan) | 3,619.43 mi (5,824.91 km) |
| Porthcawl to Escondido (California) | 5,337.48 mi (8,589.84 km) |
| Porthcawl to Española (New Mexico) | 4,794.73 mi (7,716.38 km) |
| Porthcawl to Essex (Maryland) | 3,477.06 mi (5,595.78 km) |
| Porthcawl to Essex Junction (Vermont) | 3,124.16 mi (5,027.84 km) |
| Porthcawl to Estelle (Louisiana) | 4,488.69 mi (7,223.84 km) |
| Porthcawl to Estero (Florida) | 4,311.99 mi (6,939.48 km) |
| Porthcawl to Euclid (Ohio) | 3,583.33 mi (5,766.82 km) |
| Porthcawl to Eufaula (Alabama) | 4,181.77 mi (6,729.91 km) |
| Porthcawl to Eugene (Oregon) | 4,911.57 mi (7,904.41 km) |
