| Lab_Code | Name | Active? | 14C dates | |
|---|---|---|---|---|
|
281-300 / 308 show all | ||||
| UCR | University of California, Riverside | false | 8 | Show |
| UD | Udine | false | 1 | Show |
| UGa | University of Georgia | true | 14 | Show |
| UGAMS | University of Georgia, AMS | true | 8 | Show |
| UGRA | University of Granada | true | 153 | Show |
| UM | University of Miami | false | 1 | Show |
| UPI? | unknown, https://radiocarbon.org/laboratories (18 Apr. 2023) | true | 1 | Show |
| UQ | University of Quebec at Montreal | false | 0 | Show |
| URCRM | Ukrainian Research Ctr. for Radiation Medicine | false | 0 | Show |
| USGS | USGS, Menlo Park | false | 2 | Show |
| UtC | Utrecht van der Graaf Laboratorium | true | 531 | Show |
| UW | University of Washington | false | 2 | Show |
| UZ | University of Zurich | true | 41 | Show |
| V | Melbourne, Victoria | false | 0 | Show |
| VERA | Institut für Radiumforschung und Kernphysik | true | 285 | Show |
| VRI | Vienna Radium Institute | false | 35 | Show |
| W | USGS, National Center | false | 15 | Show |
| WAT | University of Waterloo | false | 0 | Show |
| WHAMS | National Ocean Sciences AMS Facility | true | 0 | Show |
| WIS | Wisconsin | false | 0 | Show |
