| Business | Phone |
| Archie Thomas Real Estate Inc 83 S Ridge St, Port Sanilac 48469 | (810) 622-9931 |
| Town & Country Realty 7296 Main St 1, Port Sanilac 48469 | (810) 622-5000 |
| Usa Real A Vest Inc 420 N Lakeshore Rd, Port Sanilac 48469 | (810) 622-8142 |
| Real Estate Professional 170 S Ridge St, Port Sanilac 48469 | (810) 622-6222 |