| Eldersburg to Reidsville (North Carolina) | 258.61 mi (416.19 km) |
| Eldersburg to Reisterstown (Maryland) | 8.20 mi (13.20 km) |
| Eldersburg to Rendon (Texas) | 1,224.49 mi (1,970.63 km) |
| Eldersburg to Reno (Nevada) | 2,265.45 mi (3,645.88 km) |
| Eldersburg to Renton (Washington) | 2,302.42 mi (3,705.38 km) |
| Eldersburg to Republic (Missouri) | 906.72 mi (1,459.23 km) |
| Eldersburg to Reston (Virginia) | 37.81 mi (60.85 km) |
| Eldersburg to Revere (Massachusetts) | 373.85 mi (601.65 km) |
| Eldersburg to Rexburg (Idaho) | 1,811.63 mi (2,915.53 km) |
| Eldersburg to Reynoldsburg (Ohio) | 312.92 mi (503.59 km) |
| Eldersburg to Rialto (California) | 2,248.87 mi (3,619.20 km) |
| Eldersburg to Richardson (Texas) | 1,184.79 mi (1,906.74 km) |
| Eldersburg to Richfield (Minnesota) | 915.94 mi (1,474.06 km) |
| Eldersburg to Richfield (Wisconsin) | 642.15 mi (1,033.44 km) |
| Eldersburg to Richland (Washington) | 2,169.87 mi (3,492.07 km) |
