| Rio Grande City to North Tonawanda (New York) | 1,607.45 mi (2,586.94 km) |
| Rio Grande City to North Tustin (California) | 1,241.23 mi (1,997.57 km) |
| Rio Grande City to North Valley (New Mexico) | 763.29 mi (1,228.39 km) |
| Rio Grande City to North Valley Stream (New York) | 1,741.58 mi (2,802.80 km) |
| Rio Grande City to North Wantagh (New York) | 1,751.34 mi (2,818.52 km) |
| Rio Grande City to Northampton (Massachusetts) | 1,841.51 mi (2,963.62 km) |
| Rio Grande City to Northampton (Pennsylvania) | 1,659.23 mi (2,670.27 km) |
| Rio Grande City to Northbrook (Illinois) | 1,253.51 mi (2,017.33 km) |
| Rio Grande City to Northbrook (Ohio) | 1,211.05 mi (1,949.00 km) |
| Rio Grande City to Northdale (Florida) | 1,007.29 mi (1,621.08 km) |
| Rio Grande City to Northfield (Minnesota) | 1,287.88 mi (2,072.64 km) |
| Rio Grande City to Northglenn (Colorado) | 999.69 mi (1,608.85 km) |
| Rio Grande City to Northlake (Illinois) | 1,239.12 mi (1,994.17 km) |
| Rio Grande City to Northport (Alabama) | 822.76 mi (1,324.10 km) |
| Rio Grande City to Northview (Michigan) | 1,370.60 mi (2,205.76 km) |
