| Business | Phone |
| Cornerstone Funding Co 566 Route 6, Mahopac 10541 | (845) 621-5500 |
| Key Bank 981 Route 6, Mahopac 10541 | (845) 628-5800 |
| Mahopac National Bank 630 Route 6, Mahopac 10541 | (845) 621-0500 |
| Putnam County Savings Bank 155 Route 6, Mahopac 10541 | (845) 628-1313 |