| Greenock to Hutchinson (Minnesota) | 3,732.98 mi (6,007.65 km) |
| Greenock to Hutto (Texas) | 4,599.52 mi (7,402.21 km) |
| Greenock to Hyattsville (Maryland) | 3,395.56 mi (5,464.62 km) |
| Greenock to Hybla Valley (Virginia) | 3,410.83 mi (5,489.19 km) |
| Greenock to Idaho Falls (Idaho) | 4,372.40 mi (7,036.70 km) |
| Greenock to Idylwood (Virginia) | 3,408.57 mi (5,485.56 km) |
| Greenock to Ilchester (Maryland) | 3,375.90 mi (5,432.98 km) |
| Greenock to Immokalee (Florida) | 4,216.46 mi (6,785.73 km) |
| Greenock to Imperial (California) | 5,085.87 mi (8,184.92 km) |
| Greenock to Imperial Beach (California) | 5,150.20 mi (8,288.45 km) |
| Greenock to Independence (Kentucky) | 3,680.33 mi (5,922.92 km) |
| Greenock to Independence (Missouri) | 4,027.78 mi (6,482.09 km) |
| Greenock to Indian Trail (North Carolina) | 3,730.68 mi (6,003.96 km) |
| Greenock to Indiana (Pennsylvania) | 3,397.42 mi (5,467.62 km) |
| Greenock to Indianapolis (Indiana) | 3,697.60 mi (5,950.71 km) |
