| AA | National Science Foundation - USA | |
| Beta | Beta Analytic - USA | |
| Bln | Berlin - Germany | |
| BM | British Museums - G. Britain | |
| C | University of Chicago - USA | |
| ETH | Zürih - Switzerland | |
| Gif | Gif sur Yvette - France | |
| Gif A | Gif sur Yvette and Orsay - France | |
| GrA | Groningen - The Netherlands | |
| GrN | Groningen - The Netherlands | |
| GX | Geochorn - USA | |
| Hd | Heidelberg - Germany | |
| Hur | Hacettepe University - Turkey | |
| Hv | Hannover - Germany | |
| I | Teledyne Isotopes - USA | |
| ISGS | Illinois State Geological Survey - USA | |
| KI | Kiel - Germany | |
| KIA | Kiel AMS - Germany | |
| KN | Köln - Germany | |
| LTL | University of Lecce - Italy | |
| Lv | Louvain-la-Neuve - Belgium | |
| Ly | Université de Lyon - France | |
| M | Massachuset - USA | |
| MAMS | Curt-Engelhorn-Zentrum Archaeometrie - Germany | |
| METU | Middle East Technical University - Turkey | |
| OS | National Ocean Sciences AMS Facility - USA | |
| OxA | Oxford Radiocarbon Accelerator Unit - G. Britain | |
| P | Pennsylvania - USA | |
| PL | Purdue Rare Isotope Measurement Lab - USA | |
| Poz | Poznan Radocarbon Lab - Poland | |
| R | Roma - Italy | |
| RHo | Rockwell Hanford Operations - ABD | |
| RT | Rehovot - Israel | |
| SUERC | Scottish Universites Environmental Research Centre - UK | |
| UCIAMS | University of California Irvine AMS Lab - USA | |
| UCLA/UC | University of California Los Angeles - USA | |
| W | Washington - USA | |
| WK | University of Waikato - New Zeland |