| Giffnock to Petersburg (Virginia) | 3,518.85 mi (5,663.04 km) |
| Giffnock to Pflugerville (Texas) | 4,627.03 mi (7,446.49 km) |
| Giffnock to Pharr (Texas) | 4,884.94 mi (7,861.55 km) |
| Giffnock to Phelan (California) | 5,074.46 mi (8,166.56 km) |
| Giffnock to Phenix City (Alabama) | 4,052.18 mi (6,521.35 km) |
| Giffnock to Philadelphia (Pennsylvania) | 3,295.58 mi (5,303.72 km) |
| Giffnock to Phillipsburg (New Jersey) | 3,264.74 mi (5,254.10 km) |
| Giffnock to Phoenix (Arizona) | 4,952.75 mi (7,970.68 km) |
| Giffnock to Phoenixville (Pennsylvania) | 3,304.07 mi (5,317.39 km) |
| Giffnock to Picayune (Mississippi) | 4,329.65 mi (6,967.90 km) |
| Giffnock to Pickerington (Ohio) | 3,588.08 mi (5,774.46 km) |
| Giffnock to Pico Rivera (California) | 5,117.98 mi (8,236.59 km) |
| Giffnock to Piedmont (California) | 5,015.37 mi (8,071.45 km) |
| Giffnock to Pierre (South Dakota) | 3,977.64 mi (6,401.39 km) |
| Giffnock to Pike Creek Valley (Delaware) | 3,330.46 mi (5,359.85 km) |
