| Cwmbran to Worthington (Ohio) | 3,732.29 mi (6,006.54 km) |
| Cwmbran to Wright (Florida) | 4,340.30 mi (6,985.03 km) |
| Cwmbran to Wyandanch (New York) | 3,311.60 mi (5,329.50 km) |
| Cwmbran to Wyandotte (Michigan) | 3,642.88 mi (5,862.64 km) |
| Cwmbran to Wylie (Texas) | 4,607.21 mi (7,414.59 km) |
| Cwmbran to Wyndham (Virginia) | 3,621.40 mi (5,828.08 km) |
| Cwmbran to Wyoming (Michigan) | 3,712.11 mi (5,974.07 km) |
| Cwmbran to Wyomissing (Pennsylvania) | 3,436.66 mi (5,530.76 km) |
| Cwmbran to Xenia (Ohio) | 3,787.76 mi (6,095.81 km) |
| Cwmbran to Yakima (Washington) | 4,706.47 mi (7,574.33 km) |
| Cwmbran to Yankton (South Dakota) | 4,149.63 mi (6,678.18 km) |
| Cwmbran to Yauco (Puerto Rico) | 4,132.38 mi (6,650.43 km) |
| Cwmbran to Yazoo City (Mississippi) | 4,373.60 mi (7,038.64 km) |
| Cwmbran to Yeadon (Pennsylvania) | 3,424.58 mi (5,511.33 km) |
| Cwmbran to Yelm (Washington) | 4,744.61 mi (7,635.71 km) |
