| Llanelli to Friendswood (Texas) | 4,689.23 mi (7,546.58 km) |
| Llanelli to Frisco (Texas) | 4,567.51 mi (7,350.70 km) |
| Llanelli to Front Royal (Virginia) | 3,541.86 mi (5,700.08 km) |
| Llanelli to Fruit Cove (Florida) | 4,099.87 mi (6,598.11 km) |
| Llanelli to Fruita (Colorado) | 4,698.85 mi (7,562.07 km) |
| Llanelli to Fruitville (Florida) | 4,272.61 mi (6,876.11 km) |
| Llanelli to Fuller Heights (Florida) | 4,223.53 mi (6,797.11 km) |
| Llanelli to Fullerton (California) | 5,299.61 mi (8,528.91 km) |
| Llanelli to Fullerton (Pennsylvania) | 3,356.31 mi (5,401.46 km) |
| Llanelli to Fulshear (Texas) | 4,707.28 mi (7,575.63 km) |
| Llanelli to Fulton (Missouri) | 4,095.78 mi (6,591.52 km) |
| Llanelli to Fulton (New York) | 3,281.02 mi (5,280.30 km) |
| Llanelli to Fuquay-Varina (North Carolina) | 3,718.04 mi (5,983.61 km) |
| Llanelli to Gadsden (Alabama) | 4,092.00 mi (6,585.44 km) |
| Llanelli to Gaffney (South Carolina) | 3,861.76 mi (6,214.91 km) |
