Railways - Region - Hessen (DE)
From The RadioReference Wiki
== Railways countrywide ==
are using primary GSM-R. It is the same standart that will be used for public cellphones.
Frequency :
876 Mhz - 880 Mhz / 921 Mhz - 925 Mhz
There are also analog frequencies.
Frequency :
457,4 MHZ - 457,85 Mhz / 467,4 MHZ - 467,85 Mhz