| Greenock to Petersburg (Virginia) | 3,499.06 mi (5,631.20 km) |
| Greenock to Pflugerville (Texas) | 4,606.45 mi (7,413.36 km) |
| Greenock to Pharr (Texas) | 4,864.49 mi (7,828.64 km) |
| Greenock to Phelan (California) | 5,053.91 mi (8,133.48 km) |
| Greenock to Phenix City (Alabama) | 4,032.20 mi (6,489.21 km) |
| Greenock to Philadelphia (Pennsylvania) | 3,275.69 mi (5,271.72 km) |
| Greenock to Phillipsburg (New Jersey) | 3,244.78 mi (5,221.97 km) |
| Greenock to Phoenix (Arizona) | 4,932.01 mi (7,937.30 km) |
| Greenock to Phoenixville (Pennsylvania) | 3,284.14 mi (5,285.32 km) |
| Greenock to Picayune (Mississippi) | 4,309.48 mi (6,935.43 km) |
| Greenock to Pickerington (Ohio) | 3,567.72 mi (5,741.68 km) |
| Greenock to Pico Rivera (California) | 5,097.43 mi (8,203.52 km) |
| Greenock to Piedmont (California) | 4,995.19 mi (8,038.98 km) |
| Greenock to Pierre (South Dakota) | 3,956.88 mi (6,367.99 km) |
| Greenock to Pike Creek Valley (Delaware) | 3,310.55 mi (5,327.82 km) |
