| Word | Digits in Telephone Number |
|---|---|
| Oligarchal | 654 427-2425 |
| Oligarchic | 654 427-2442 |
| Oligoclase | 654 462-5273 |
| Oligomeric | 654 466-3742 |
| Oligophagy | 654 467-4249 |
| Oligoporus | 654 467-6787 |
| Oligopsony | 654 467-7669 |
| Olivaceous | 654 822-3687 |
| Olivenites | 654 836-4837 |
| Olivinitic | 654 846-4842 |