| National City to Live Oak (Texas) | 1,128.68 mi (1,816.44 km) |
| National City to Livermore (California) | 435.41 mi (700.72 km) |
| National City to Livingston (California) | 385.34 mi (620.14 km) |
| National City to Livonia (Michigan) | 1,951.08 mi (3,139.96 km) |
| National City to Lochearn (Maryland) | 2,283.46 mi (3,674.87 km) |
| National City to Lockhart (Florida) | 2,128.23 mi (3,425.06 km) |
| National City to Lockhart (Texas) | 1,160.92 mi (1,868.31 km) |
| National City to Lockport (Illinois) | 1,705.90 mi (2,745.38 km) |
| National City to Lockport (New York) | 2,193.23 mi (3,529.67 km) |
| National City to Lodi (California) | 444.79 mi (715.83 km) |
| National City to Lodi (New Jersey) | 2,421.94 mi (3,897.74 km) |
| National City to Logan (Utah) | 690.13 mi (1,110.66 km) |
| National City to Logansport (Indiana) | 1,781.66 mi (2,867.31 km) |
| National City to Loganville (Georgia) | 1,911.87 mi (3,076.86 km) |
| National City to Loma Linda (California) | 95.72 mi (154.05 km) |
