| Word | Digits in Telephone Number |
|---|---|
| Caucasian | 228227426 |
| Caucasoid | 228227643 |
| Caucusing | 228287464 |
| Caucussed | 228287733 |
| Caucusses | 228287737 |
| Caudillos | 228345567 |
| Cauldrons | 228537667 |
| Caulicles | 228542537 |
| Caulkings | 228554647 |
| Causaless | 228725377 |
| Causalgia | 228725442 |
| Causalgic | 228725442 |
| Causality | 228725489 |
| Causation | 228728466 |
| Causative | 228728483 |
| Causeless | 228735377 |
| Causeries | 228737437 |
| Causeways | 228739297 |
| Caustical | 228784225 |
| Cauterant | 228837268 |
| Cauteries | 228837437 |
| Cauterise | 228837473 |
| Cauterism | 228837476 |
| Cauterize | 228837493 |
| Cautioned | 228846633 |
| Cautioner | 228846637 |