AMBASSA railway station's abbreviated code is ABSA. There are approximately 12 trains which depart or passes through AMBASSA. Below you will see the list of trains with their arrival and departure timing from AMBASSA.
| Train Number | Train Name | Run On | Classes | Schedule Arrival | Schedule Departure |
| 12503 | BNC AGTL HUMSAFAR EXP | TUE | FRI | 3A | 02:20 | 02:22 |
| 14019 | AGTL ANVT SUNDARI EXP SPL | THU | 3A | 2A | SL | 14:58 | 15:00 |
| 14020 | ANVT AGTL SUNDARI EXP SPL | MON | SL | 3A | 2A | 22:26 | 22:28 |
| 55663 | AGTL SCL PASS | MON | TUE | WED | THU | FRI | SAT | SUN | 3A | 2S | 12:03 | 12:05 |
| 55675 | AGTL DMR PASSENGER | MON | TUE | WED | THU | FRI | SAT | SUN | SL | 2S | 19:03 | 19:05 |
| 15657 | KANCHAN JUNGHA EXPRESS | TUE | FRI | 2A | 3A | SL | 2S | 19:00 | 19:02 |
| 15660 | AGTL SDAH KANCHANJUNGA | TUE | SAT | 2A | 3A | SL | 2S | 06:28 | 06:30 |
| 55679 | AGTL DMR PASSENGER | MON | TUE | WED | THU | FRI | SAT | SUN | 2S | 07:35 | 07:37 |
| 55680 | DMR AGTL PASSENGER | MON | TUE | WED | THU | FRI | SAT | SUN | 2S | 17:55 | 17:57 |
| 15659 | SDAH AGTL KANCHANJUNGA | THU | SUN | SL | 3A | 2S | 2A | 19:00 | 19:02 |
| 55664 | SCL AGTL PASS | MON | TUE | WED | THU | FRI | SAT | SUN | 3A | 2S | SL | 15:00 | 15:02 |
| 55676 | DMR AGTL PASSENGER | MON | TUE | WED | THU | FRI | SAT | SUN | 2S | 3A | 07:40 | 07:42 |