| Urvashi | India | malani.urvashi123@gmail.com | SVNIT | Yes
|
| 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
|