| Bob | 253-1489 |
| Peter | 253-2457 |
| Group Office (6-022) | 252-1975 |
| Group Office FAX | 252-1705 |
| Singlet, Triplet | 452-2738 |
| Rydberg | 452-2739 |
| Pump Room | 452-2740 |
| Chem HQ | 253-1803 |
| Chem FAX | 253-7030 |
| Nelson group | 253-6295 |
| Bawendi group | 253-8594 |
| Bawendi lab | 253-1855 |
| Ceyer group | 253-6964 |
| Steinfeld group | 253-4524 |
| Zoo | 253-1538(9) |