| Porthcawl to Bridgeton (Missouri) | 4,064.96 mi (6,541.92 km) |
| Porthcawl to Bridgetown (Ohio) | 3,817.31 mi (6,143.36 km) |
| Porthcawl to Bridgeview (Illinois) | 3,824.54 mi (6,155.01 km) |
| Porthcawl to Brigham City (Utah) | 4,711.24 mi (7,582.00 km) |
| Porthcawl to Brighton (Colorado) | 4,543.07 mi (7,311.37 km) |
| Porthcawl to Bristol (Connecticut) | 3,230.75 mi (5,199.39 km) |
| Porthcawl to Bristol (Tennessee) | 3,838.88 mi (6,178.09 km) |
| Porthcawl to Bristol (Virginia) | 3,833.80 mi (6,169.90 km) |
| Porthcawl to Broadlands (Virginia) | 3,533.86 mi (5,687.20 km) |
| Porthcawl to Broadview Heights (Ohio) | 3,601.57 mi (5,796.16 km) |
| Porthcawl to Brock Hall (Maryland) | 3,508.94 mi (5,647.09 km) |
| Porthcawl to Brockton (Massachusetts) | 3,135.05 mi (5,045.37 km) |
| Porthcawl to Broken Arrow (Oklahoma) | 4,406.30 mi (7,091.25 km) |
| Porthcawl to Bronx (New York) | 3,303.79 mi (5,316.94 km) |
| Porthcawl to Brook Park (Ohio) | 3,603.64 mi (5,799.50 km) |
