| Llantwit Major to Accokeek (Maryland) | 3,538.08 mi (5,693.99 km) |
| Llantwit Major to Acworth (Georgia) | 4,068.40 mi (6,547.45 km) |
| Llantwit Major to Ada (Oklahoma) | 4,514.96 mi (7,266.12 km) |
| Llantwit Major to Addison (Illinois) | 3,834.24 mi (6,170.62 km) |
| Llantwit Major to Addison (Texas) | 4,612.89 mi (7,423.72 km) |
| Llantwit Major to Adelanto (California) | 5,279.28 mi (8,496.18 km) |
| Llantwit Major to Adelphi (Maryland) | 3,522.08 mi (5,668.23 km) |
| Llantwit Major to Adrian (Michigan) | 3,680.63 mi (5,923.40 km) |
| Llantwit Major to Affton (Missouri) | 4,081.86 mi (6,569.12 km) |
| Llantwit Major to Agoura Hills (California) | 5,347.33 mi (8,605.69 km) |
| Llantwit Major to Aguadilla (Puerto Rico) | 4,101.59 mi (6,600.87 km) |
| Llantwit Major to Aiken (South Carolina) | 3,971.43 mi (6,391.40 km) |
| Llantwit Major to Akron (Ohio) | 3,616.34 mi (5,819.94 km) |
| Llantwit Major to Alabaster (Alabama) | 4,197.29 mi (6,754.88 km) |
| Llantwit Major to Alachua (Florida) | 4,184.80 mi (6,734.78 km) |
