What are the most popular routes to Grou?
| Alkmaar - Grou | Average price$70 | Average duration3h 29m | Daily departures84 | |
| Heerhugowaard - Grou | Average price$70 | Average duration3h 47m | Daily departures27 | |
| Amsterdam - Grou | Average price$68 | Average duration2h 33m | Daily departures212 | |
| Rotterdam - Grou | Average price$70 | Average duration3h 36m | Daily departures117 | |
| Arnhem - Grou | Average price$62 | Average duration2h 15m | Daily departures116 | |
Top inter-city train routes
