| Rancho Santa Margarita to National City (California) | 72.78 mi (117.13 km) |
| Rancho Santa Margarita to Naugatuck (Connecticut) | 2,471.21 mi (3,977.02 km) |
| Rancho Santa Margarita to Navarre (Florida) | 1,805.86 mi (2,906.25 km) |
| Rancho Santa Margarita to Nederland (Texas) | 1,405.35 mi (2,261.69 km) |
| Rancho Santa Margarita to Neenah (Wisconsin) | 1,714.79 mi (2,759.69 km) |
| Rancho Santa Margarita to Neosho (Missouri) | 1,325.80 mi (2,133.67 km) |
| Rancho Santa Margarita to Nesconset (New York) | 2,467.97 mi (3,971.81 km) |
| Rancho Santa Margarita to New Albany (Indiana) | 1,796.85 mi (2,891.75 km) |
| Rancho Santa Margarita to New Albany (Ohio) | 1,962.29 mi (3,158.00 km) |
| Rancho Santa Margarita to New Baltimore (Michigan) | 1,978.31 mi (3,183.78 km) |
| Rancho Santa Margarita to New Baltimore (Virginia) | 2,234.09 mi (3,595.42 km) |
| Rancho Santa Margarita to New Bedford (Massachusetts) | 2,579.51 mi (4,151.32 km) |
| Rancho Santa Margarita to New Berlin (Wisconsin) | 1,712.18 mi (2,755.49 km) |
| Rancho Santa Margarita to New Bern (North Carolina) | 2,297.63 mi (3,697.68 km) |
| Rancho Santa Margarita to New Braunfels (Texas) | 1,175.61 mi (1,891.96 km) |
