| Lab_Code | Name | Active? | 14C dates | |
|---|---|---|---|---|
|
201-220 / 308 show all | ||||
| P | Univ. of Pennsylvania | false | 399 | Show |
| PAC? | unknown, https://radiocarbon.org/laboratories (18 Apr. 2023) | true | 1 | Show |
| Ph-TL? | unknown, https://radiocarbon.org/laboratories (18 Apr. 2023) | true | 0 | Show |
| Pi | Pisa | false | 11 | Show |
| PIC | Packard | false | 0 | Show |
| PI (Russia) | Permafrost Institute | false | 0 | Show |
| PITT | University of Pittsburgh | false | 0 | Show |
| PKU | Peking University | true | 0 | Show |
| PKUAMS | Peking University AMS lab | true | 0 | Show |
| PL | Purdue Rare Isotope Measurement Laboratory | true | 26 | Show |
| PLD | Paleo Laboratory Co., Ltd. | true | 0 | Show |
| Poz | Poznan Radiocarbon Laboratory | true | 647 | Show |
| Pr | Prague | false | 1 | Show |
| PRL | Physical Research Laboratory | true | 3 | Show |
| PRLCH | Physical Research Laboratory (Chemistry Dept.) | true | 0 | Show |
| PSU | Pennsylvania State Univ. | false | 1 | Show |
| Pta | Pretoria | true | 21 | Show |
| Q | Cambridge | true | 189 | Show |
| QC | Queens College | false | 0 | Show |
| QL | Quaternary Isotope Laboratory | false | 59 | Show |
