| Business | Phone |
| Aho, Lance R Dds 105 Elizabeth St W, Listowel N4W 1C8 | (519) 291-3802 |
| Shellnutt, Arthur G Dds 220 Elizabeth St E, Listowel N4W 2P4 | (519) 291-4490 |
| Trainor, W P Dds 750 Wallace Ave N, Listowel N4W 1M2 | (519) 291-3811 |
| Vasiga, George J Dds 108 Inkerman St W #1, Listowel N4W 1B7 | (519) 291-1773 |