| Word | Digits in Telephone Number |
|---|---|
| Unclarified | 862 527-4343 (3) |
| Unclarities | 862 527-4843 (7) |
| Unclassical | 862 527-7422 (5) |
| Uncleanness | 862 532-6637 (7) |
| Unclearness | 862 532-7637 (7) |
| Unclenching | 862 536-2446 (4) |
| Unclimbable | 862 546-2225 (3) |
| Unclinching | 862 546-2446 (4) |
| Uncloudedly | 862 568-3335 (9) |
| Unclubbable | 862 582-2225 (3) |
| Uncluttered | 862 588-8373 (3) |