| Rock Island to North Tonawanda (New York) | 608.45 mi (979.21 km) |
| Rock Island to North Tustin (California) | 1,573.69 mi (2,532.61 km) |
| Rock Island to North Valley (New Mexico) | 970.14 mi (1,561.30 km) |
| Rock Island to North Valley Stream (New York) | 879.20 mi (1,414.94 km) |
| Rock Island to North Wantagh (New York) | 889.35 mi (1,431.27 km) |
| Rock Island to Northampton (Massachusetts) | 921.18 mi (1,482.50 km) |
| Rock Island to Northampton (Pennsylvania) | 786.92 mi (1,266.42 km) |
| Rock Island to Northbrook (Illinois) | 148.66 mi (239.25 km) |
| Rock Island to Northbrook (Ohio) | 351.30 mi (565.36 km) |
| Rock Island to Northdale (Florida) | 1,029.16 mi (1,656.27 km) |
| Rock Island to Northfield (Minnesota) | 244.20 mi (393.01 km) |
| Rock Island to Northglenn (Colorado) | 760.92 mi (1,224.59 km) |
| Rock Island to Northlake (Illinois) | 141.50 mi (227.72 km) |
| Rock Island to Northport (Alabama) | 590.42 mi (950.19 km) |
| Rock Island to Northview (Michigan) | 276.88 mi (445.60 km) |
