| Greenock to Myrtle Grove (North Carolina) | 3,673.92 mi (5,912.61 km) |
| Greenock to Nacogdoches (Texas) | 4,435.72 mi (7,138.60 km) |
| Greenock to Nampa (Idaho) | 4,499.84 mi (7,241.79 km) |
| Greenock to Nanakuli (Hawaii) | 6,870.23 mi (11,056.56 km) |
| Greenock to Nanticoke (Pennsylvania) | 3,251.26 mi (5,232.40 km) |
| Greenock to Nanuet (New York) | 3,181.29 mi (5,119.79 km) |
| Greenock to Napa (California) | 4,969.21 mi (7,997.17 km) |
| Greenock to Naperville (Illinois) | 3,672.41 mi (5,910.17 km) |
| Greenock to Naples (Florida) | 4,245.53 mi (6,832.52 km) |
| Greenock to Naranja (Florida) | 4,227.00 mi (6,802.69 km) |
| Greenock to Nashua (New Hampshire) | 3,008.44 mi (4,841.61 km) |
| Greenock to Nashville (Tennessee) | 3,904.57 mi (6,283.80 km) |
| Greenock to Natchez (Mississippi) | 4,319.11 mi (6,950.94 km) |
| Greenock to Natchitoches (Louisiana) | 4,372.25 mi (7,036.46 km) |
| Greenock to National City (California) | 5,143.99 mi (8,278.45 km) |
