| Word | Digits in Telephone Number |
|---|---|
| Orthoclase | 678 462-5273 |
| Orthodoxal | 678 463-6925 |
| Orthodoxes | 678 463-6937 |
| Orthodoxly | 678 463-6959 |
| Orthoepies | 678 463-7437 |
| Orthoepist | 678 463-7478 |
| Orthogonal | 678 464-6625 |
| Orthograde | 678 464-7233 |
| Orthopedic | 678 467-3342 |
| Orthoptera | 678 467-8372 |
| Orthoptics | 678 467-8427 |
| Orthoptist | 678 467-8478 |
| Orthoscope | 678 467-2673 |
| Orthotists | 678 468-4787 |
| Orthotomus | 678 468-6687 |