Coming by train, you can arrive in Istria very quickly using the following lines:
Ljubljana (SLO) - Divača (SLO) - Buzet (HR) - Pula-Pola (HR) every day
Zagreb (HR) - Rijeka (HR)/travelling by bus from Rijeka to Lupoglav - Pazin (HR) - Pula-Pola (HR)

Green train Ljubljana- Pula:
(vl.br.1272/1274)
20.IV - 16.VI: Saturdays and Sundays
22.VI - 29.IX: everyday
LJ - PU: 06:12 - 10:39

Pula-Ljubljana:
(vl. Br. 1275)
20.IV - 16.VI: Saturdays and Sundays
02.IX - 29.IX: everyday
PU-LJ: 17:02 - 21:48

(vl. Br. 1273)
22.VI - 01.XI: Saturdays and Sundays
PU-LJ: 17:27 - 22:38
Train change at Kozina, it stops in Rakitovac, Buzet, Lupoglav, Pazin, Kanfanar and Pula.

Croatian Railways
Information on timetable (0-24):
T. +385 (0)1 3782 583 calls from abroad
informacije@hzpp.hr
www.hzpp.hr

Railway Stations in Istria

Pula-Pola Railway Station
Kolodvorska 7
T. +385 (0)52 541 982
T. +385 (0)52 541 733 till 22:00

Kanfanar Railway Station
Jurja Dobrile 10
T. +385 (0)52 825 011

Vodnjan Railway Station
Kolodvorska 5
T. +385 (0)52 634 512, 8:00 – 15:40
T. +385 (0)52 541 733 after 16:00

Pazin Railway Station
Od Stareh kostanji 3
T. +385 (0)52 624 310
F. +385 (0)52 622 710

Buzet Railway Station
Počekaji bb
T. +385 (0)52 662 899

Lupoglav Railway Station
Lupoglav 12
T. +385 (0)52 685 170
F. +385 (0)52 685 111

Rijeka Railway Station
Trg kralja Tomislava 1
T.  +385 (0)51 211 304
T.  +385 (0)60 333 444

Zagreb Railway Station
Trg kralja Tomislava 12
T. +385 (0)1 3783 240