| Rancho Santa Margarita to Grand Junction (Colorado) | 627.66 mi (1,010.11 km) |
| Rancho Santa Margarita to Grand Prairie (Texas) | 1,190.09 mi (1,915.27 km) |
| Rancho Santa Margarita to Grand Rapids (Michigan) | 1,834.75 mi (2,952.75 km) |
| Rancho Santa Margarita to Grand Rapids (Minnesota) | 1,565.76 mi (2,519.85 km) |
| Rancho Santa Margarita to Grand Terrace (California) | 32.10 mi (51.66 km) |
| Rancho Santa Margarita to Grandview (Missouri) | 1,331.77 mi (2,143.28 km) |
| Rancho Santa Margarita to Grandview (Washington) | 879.89 mi (1,416.04 km) |
| Rancho Santa Margarita to Grandville (Michigan) | 1,829.04 mi (2,943.55 km) |
| Rancho Santa Margarita to Granger (Indiana) | 1,797.64 mi (2,893.03 km) |
| Rancho Santa Margarita to Granite Bay (California) | 406.40 mi (654.03 km) |
| Rancho Santa Margarita to Granite City (Illinois) | 1,565.72 mi (2,519.78 km) |
| Rancho Santa Margarita to Grants Pass (Oregon) | 683.07 mi (1,099.29 km) |
| Rancho Santa Margarita to Grantsville (Utah) | 558.65 mi (899.06 km) |
| Rancho Santa Margarita to Grapevine (Texas) | 1,184.54 mi (1,906.33 km) |
| Rancho Santa Margarita to Grass Valley (California) | 431.35 mi (694.18 km) |
