| Business | Phone |
| Allstate Insurance 1028 Fort Salonga Rd, Northport 11768 | (631) 261-4200 |
| Allstate Insurance 225 Main St, Northport 11768 | (631) 262-9494 |
| Allstate Insurance 834 Fort Salonga Rd # B, Northport 11768 | (631) 754-4600 |
| Cathy Nesselt Agency Inc 842 Fort Salonga Rd # 1, Northport 11768 | (631) 261-2322 |
| Hartt Insurance Inc 45 Main St, Northport 11768 | (631) 261-6300 |
| James Greene & Assoc Inc 112 Norwood Ave, Northport 11768 | (631) 262-0944 |
| Roiel D Clark Inc 265 Main St, Northport 11768 | (631) 757-0308 |
| James Ryan 65 Seaview Ave, Northport 11768 | (631) 754-7636 |
| Schutzenbach Agency Ltd 260 Main St, Northport 11768 | (631) 261-7788 |
| Thrivent Financial-Lutherans 103 Fort Salonga Rd # 13, Northport 11768 | (631) 757-6894 |