1 | UCK | State Firefighting Service Of The Eastern Kazakhstan Region | Callsign: Galeta, | KZ | AVCODES |
2 | UCK | Air Division of the Eastern Kazakhstan Region | | | ICAO1 |
3 | UCKX | Union Coal & Coke Co. (Bethlehem Steel Co.) | 8/1920-7/1923 | | NAKINA |
4 | UCKX | BETHLEHEM STEEL CO. [UNION COAL & COKE CO.] | | | PWRC |