| UrviGautam | Nepal | urvigautam45@gmail.com | Aviyaan Engineering Consultancy | Yes |
| USACMSS | India | kalubhola@gmail.com | USAC | Yes |
| usafari | Thailand | usprosper@gmail.com | AIT-Thailand | Yes |
| USAIDNepal | Nepal | pkumar@usaid.gov | USIAD | Yes |
| usaif | Pakistan | usaif3041@gmail.com | University Of Agriculture, Faisalabad | Yes |
| Usama | Pakistan | umaqsood@wwf.org.pk | Yes | |
| UsamaAhmad | Pakistan | ahmad.usama889@gmail.com | NUST | Yes |
| Useitasausername | United States of America | jacobpeters@sandiego.edu | USD | Yes |
| user0981 | Poland | pimpusia20@interia.pl | Yes | |
| User1 | Nepal | urushagautam7@gmail.com | Yes |