| Word | Digits in Telephone Number |
|---|---|
| Hydracids | 493722437 |
| Hydragogs | 493724647 |
| Hydrangea | 493726432 |
| Hydranths | 493726847 |
| Hydrastis | 493727847 |
| Hydrating | 493728464 |
| Hydration | 493728466 |
| Hydrators | 493728677 |
| Hydraulic | 493728542 |
| Hydrazide | 493729433 |
| Hydrazine | 493729463 |