| 1 | NZTA | NINE ZERO THREE ZERO- SIX FOUR ZERO | | | SCAC4 |
| 2 | NZTB | NINE ZERO TWO THREE-FIVE ONE THREE | | | SCAC4 |
| 3 | NZTF | NINE ZERO TWO FIVE-THREE SEVEN SIX | | | SCAC4 |
| 4 | NZTG | NINE ZERO THREE EIGHT EIGHT SEVEN S | | | SCAC4 |
| 5 | NZTK | Nadwiślański Zakład Transportu Kolejowego Sp. z o.o. | | PL | VKM |
| 6 | NZTN | NINE ZEROTHREE-SEVEN ZERO THREE FIV | | | SCAC4 |
