| Business | Phone |
| Bank Of America 2830 80th Ave Se, Mercer Island 98040 | (206) 358-2387 |
| Bank Of America 8421 Se 68th St, Mercer Island 98040 | (206) 585-6767 |
| Banner Bank 2918 78th Ave Se, Mercer Island 98040 | (206) 232-2804 |
| Farmers Bank Of China 3850 83rd Ave Se, Mercer Island 98040 | (206) 232-2498 |