| Abbreviation | Definition |
|---|---|
| UKHE | Petrovskoye, Ukraine |
| UKHH | Kharkov, Ukraine |
| UKI | Ukiah, California USA |
| UKII | Chisinau, Moldova |
| UKK | Ust Kamenogorsk, Kazakstan |
| UKKG | Kirovograd, Ukraine |
| UKKK | Kiev Zhulyany, Ukraine |
| UKKS | Semeynovka, Ukraine |
| UKLL | Lvov, Ukraine |
| UKLN | Chernovtsk, Ukraine |
| UKN | Waukon Municipal Airport, Waukon, Iowa USA |
| UKOO | Odessa-Tsentrainy, Ukraine |
| UKR | Mukeiras, Yemen |
| UKT | Quakertown Airport, Quakertown, Pennsylvania USA |
| UKU | Nuku, Papua New Guinea |
| UKWW | Vinnytsya, Ukraine |
| UKX | Ust-Kut, Russia |
| ULAA | Arkhangelsk (Talagi), Russia |
| ULAK | Kotlas, Russia |
| ULAL | Leshukonskoye, Russia |