| Word | Digits in Telephone Number |
|---|---|
| Isobare | 476-2273 |
| Isobars | 476-2277 |
| Isobath | 476-2284 |
| Isochor | 476-2467 |
| Isodose | 476-3673 |
| Isoetes | 476-3837 |
| Isogamy | 476-4269 |
| Isogeny | 476-4369 |
| Isogone | 476-4663 |
| Isogons | 476-4667 |
| Isogony | 476-4669 |
| Isogram | 476-4726 |
| Isogriv | 476-4748 |
| Isohels | 476-4357 |
| Isohyet | 476-4938 |
| Isolate | 476-5283 |
| Isolead | 476-5323 |
| Isoline | 476-5463 |
| Isologs | 476-5647 |
| Isomers | 476-6377 |
| Isonomy | 476-6669 |
| Isopach | 476-7224 |
| Isopoda | 476-7632 |
| Isopods | 476-7637 |
| Isoptin | 476-7846 |
| Isordil | 476-7345 |
| Isospin | 476-7746 |
| Isotach | 476-8224 |
| Isotone | 476-8663 |
| Isotope | 476-8673 |
| Isotopy | 476-8679 |
| Isotype | 476-8973 |
| Isozyme | 476-9963 |