Slovakia (ZSSK)
- Eurocity (EC)
- high quality, usually long-haul international services between Hungary, Slovakia, Czech Republic and Germany. Surcharge payable when travelling with domestic ticket
- InterCity (IC)
- high quality trains providing only air-conditioned carriages, mostly domestic services (several trains are available to Vienna - closing since 2010 timetable - and Hungary). Reservation always necessary when travelling between Bratislava hlavná stanica and Košice, surcharge payable when travelling with domestic ticket
- EuroNight (EN)
- high quality night train
- Express (Ex)
- this category is used for trains which operate as EuroCity in other countries, but failed to qualify for EuroCity in Slovakia due to high quality standards given by ZSSK. However, there is also high quality domestic express service from Banská Bystrica to Bratislava (Ex 530/531)
- Rýchlik (R)
- "fast train" - trains for longer routes, usually stops at all towns en route, but not at villages
- Regional Express (REX)
- international local train stopping at few stations; semi fast, Slovakia/Austria
- EURegional(ER)
- border-crossing local train stopping at few stations (but more than Regional Express); semi-fast, Slovakia/Austria
- Zrýchlený vlak (Zr)
- semi fast train
- Osobný vlak (Os)
- stopping train, serving all stations
Read more about this topic: Train Categories In Europe