| Pontneddfechan to Frederick (Maryland) | 3,509.91 mi (5,648.65 km) |
| Pontneddfechan to Fredericksburg (Texas) | 4,817.33 mi (7,752.75 km) |
| Pontneddfechan to Fredericksburg (Virginia) | 3,563.57 mi (5,735.00 km) |
| Pontneddfechan to Frederickson (Washington) | 4,707.82 mi (7,576.50 km) |
| Pontneddfechan to Freeport (Illinois) | 3,865.24 mi (6,220.50 km) |
| Pontneddfechan to Freeport (New York) | 3,299.64 mi (5,310.25 km) |
| Pontneddfechan to Freeport (Texas) | 4,746.30 mi (7,638.43 km) |
| Pontneddfechan to Fremont (California) | 5,238.84 mi (8,431.10 km) |
| Pontneddfechan to Fremont (Nebraska) | 4,162.44 mi (6,698.81 km) |
| Pontneddfechan to Fremont (Ohio) | 3,654.26 mi (5,880.97 km) |
| Pontneddfechan to French Valley (California) | 5,304.26 mi (8,536.39 km) |
| Pontneddfechan to Fresno (California) | 5,212.64 mi (8,388.93 km) |
| Pontneddfechan to Fresno (Texas) | 4,720.22 mi (7,596.46 km) |
| Pontneddfechan to Fridley (Minnesota) | 3,871.75 mi (6,230.99 km) |
| Pontneddfechan to Friendly (Maryland) | 3,521.40 mi (5,667.14 km) |
