| Forest Grove to Glyka Nera | 6,311.94 mi (10,158.09 km) |
| Forest Grove to Grevena | 6,127.81 mi (9,861.76 km) |
| Forest Grove to Ialysos | 6,498.67 mi (10,458.59 km) |
| Forest Grove to Ilion | 6,306.20 mi (10,148.84 km) |
| Forest Grove to Ilioupoli | 6,313.62 mi (10,160.79 km) |
| Forest Grove to Ioannina | 6,141.89 mi (9,884.41 km) |
| Forest Grove to Irakleio | 6,508.49 mi (10,474.40 km) |
| Forest Grove to Irakleio | 6,306.52 mi (10,149.36 km) |
| Forest Grove to Kaisariani | 6,311.56 mi (10,157.47 km) |
| Forest Grove to Kalamaria | 6,128.23 mi (9,862.44 km) |
| Forest Grove to Kalamata | 6,335.38 mi (10,195.80 km) |
| Forest Grove to Kallithea | 6,311.51 mi (10,157.39 km) |
| Forest Grove to Kalymnos | 6,439.28 mi (10,363.03 km) |
| Forest Grove to Kalyvia Thorikou | 6,323.48 mi (10,176.66 km) |
| Forest Grove to Kamatero | 6,304.76 mi (10,146.53 km) |
