| Grimstad to Reidsville (North Carolina) | 4,066.72 mi (6,544.75 km) |
| Grimstad to Reisterstown (Maryland) | 3,801.22 mi (6,117.47 km) |
| Grimstad to Rendon (Texas) | 4,854.74 mi (7,812.96 km) |
| Grimstad to Reno (Nevada) | 5,052.09 mi (8,130.56 km) |
| Grimstad to Renton (Washington) | 4,608.23 mi (7,416.23 km) |
| Grimstad to Republic (Missouri) | 4,473.14 mi (7,198.82 km) |
| Grimstad to Reston (Virginia) | 3,846.28 mi (6,189.98 km) |
| Grimstad to Revere (Massachusetts) | 3,447.74 mi (5,548.61 km) |
| Grimstad to Rexburg (Idaho) | 4,598.64 mi (7,400.79 km) |
| Grimstad to Reynoldsburg (Ohio) | 3,974.66 mi (6,396.60 km) |
| Grimstad to Rialto (California) | 5,331.70 mi (8,580.55 km) |
| Grimstad to Richardson (Texas) | 4,815.44 mi (7,749.71 km) |
| Grimstad to Richfield (Minnesota) | 4,034.84 mi (6,493.45 km) |
| Grimstad to Richfield (Wisconsin) | 3,971.59 mi (6,391.65 km) |
| Grimstad to Richland (Washington) | 4,621.93 mi (7,438.27 km) |
