| Word | Digits in Telephone Number |
|---|---|
| Obstetrical | 627 838-7422 (5) |
| Obstinacies | 627 846-2243 (7) |
| Obstinately | 627 846-2835 (9) |
| Obstination | 627 846-2846 (6) |
| Obstipation | 627 847-2846 (6) |
| Obstructing | 627 878-2846 (4) |
| Obstruction | 627 878-2846 (6) |
| Obstructive | 627 878-2848 (3) |
| Obstructors | 627 878-2867 (7) |