| Abbreviation | Definition |
|---|---|
| USDH | Kharasavey, Russia |
| USDS | Tarko Sale, Russia |
| USDT | Tazovsky, Russia |
| USH | Ushuaia, TF, Argentina |
| USHB | Beryzovo, Russia |
| USHH | Khanty-Mansiysk, Russia |
| USHS | Sovetsky, Russia |
| USI | Mabaruma, Guyana |
| USK | Usinsk, Russia |
| USKD | Kamenny Mys, Russia |
| USKK | Kirov-Lyangasodv, Russia |
| USL | Useless Loop, Western Australia, Australia |
| USM | Koh Samui, Thailand |
| USMM | Nadym, Russia |
| USN | Ulsan, Republic of Korea |
| USNL | Laryak, Russia |
| USNN | Nizhevartovsk, Russia |
| USPP | Perm Bolshesavino, Russia |
| USRR | Surgut, Russia |
| USSE | Severouralsk, Russia |