| Didcot to Germantown (Wisconsin) | 3,858.28 mi (6,209.30 km) |
| Didcot to Gibsonton (Florida) | 4,368.41 mi (7,030.27 km) |
| Didcot to Gig Harbor (Washington) | 4,771.93 mi (7,679.68 km) |
| Didcot to Gilbert (Arizona) | 5,223.81 mi (8,406.92 km) |
| Didcot to Gillette (Wyoming) | 4,425.22 mi (7,121.71 km) |
| Didcot to Gilroy (California) | 5,335.57 mi (8,586.77 km) |
| Didcot to Gladeview (Florida) | 4,378.12 mi (7,045.91 km) |
| Didcot to Gladstone (Missouri) | 4,291.96 mi (6,907.24 km) |
| Didcot to Gladstone (Oregon) | 4,882.96 mi (7,858.36 km) |
| Didcot to Glasgow (Delaware) | 3,533.36 mi (5,686.40 km) |
| Didcot to Glasgow (Kentucky) | 4,064.34 mi (6,540.92 km) |
| Didcot to Glassboro (New Jersey) | 3,502.91 mi (5,637.39 km) |
| Didcot to Glassmanor (Maryland) | 3,618.84 mi (5,823.96 km) |
| Didcot to Glen Allen (Virginia) | 3,691.51 mi (5,940.91 km) |
| Didcot to Glen Burnie (Maryland) | 3,588.32 mi (5,774.85 km) |
