| Giffnock to Pell City (Alabama) | 4,041.21 mi (6,503.70 km) |
| Giffnock to Pella (Iowa) | 3,878.89 mi (6,242.46 km) |
| Giffnock to Pembroke Pines (Florida) | 4,215.77 mi (6,784.62 km) |
| Giffnock to Pendleton (Oregon) | 4,464.36 mi (7,184.69 km) |
| Giffnock to Pensacola (Florida) | 4,240.99 mi (6,825.21 km) |
| Giffnock to Peoria (Arizona) | 4,947.44 mi (7,962.13 km) |
| Giffnock to Peoria (Illinois) | 3,794.84 mi (6,107.21 km) |
| Giffnock to Perris (California) | 5,103.00 mi (8,212.49 km) |
| Giffnock to Perry (Georgia) | 4,002.27 mi (6,441.03 km) |
| Giffnock to Perry Hall (Maryland) | 3,375.66 mi (5,432.60 km) |
| Giffnock to Perrysburg (Ohio) | 3,539.38 mi (5,696.08 km) |
| Giffnock to Perth Amboy (New Jersey) | 3,238.30 mi (5,211.53 km) |
| Giffnock to Peru (Indiana) | 3,666.60 mi (5,900.82 km) |
| Giffnock to Petal (Mississippi) | 4,269.65 mi (6,871.34 km) |
| Giffnock to Petaluma (California) | 5,001.80 mi (8,049.62 km) |
