| Rockford to Glen Burnie (Maryland) | 686.01 mi (1,104.03 km) |
| Rockford to Glen Carbon (Illinois) | 246.69 mi (397.02 km) |
| Rockford to Glen Cove (New York) | 802.56 mi (1,291.60 km) |
| Rockford to Glen Ellyn (Illinois) | 58.09 mi (93.48 km) |
| Rockford to Glen Rock (New Jersey) | 775.94 mi (1,248.75 km) |
| Rockford to Glendale (Arizona) | 1,391.89 mi (2,240.03 km) |
| Rockford to Glendale (California) | 1,669.71 mi (2,687.13 km) |
| Rockford to Glendale (Wisconsin) | 83.28 mi (134.02 km) |
| Rockford to Glendale Heights (Illinois) | 55.72 mi (89.68 km) |
| Rockford to Glendora (California) | 1,650.77 mi (2,656.66 km) |
| Rockford to Glenmont (Maryland) | 666.56 mi (1,072.73 km) |
| Rockford to Glenn Dale (Maryland) | 680.89 mi (1,095.79 km) |
| Rockford to Glenn Heights (Texas) | 794.69 mi (1,278.94 km) |
| Rockford to Glenpool (Oklahoma) | 572.84 mi (921.90 km) |
| Rockford to Glens Falls (New York) | 784.07 mi (1,261.83 km) |
