| Business | Phone |
| Lobster Roll Deli 3225 Sound Ave, Riverhead 11901 | (631) 369-8774 |
| Aquebogue Mini-Mart Inc 363 Peconic Bay Blvd, Riverhead 11901 | (631) 722-3971 |
| Mains Market 161 Railroad Ave, Riverhead 11901 | (631) 369-1213 |
| Maple Tree Deli Grocery 820 W Main St, Riverhead 11901 | (631) 727-2819 |
| Marta's Deli 300 Riverleigh Ave, Riverhead 11901 | (631) 369-4671 |
| C K's Deli & Catering Inc 511 Northville Tpke, Riverhead 11901 | (631) 727-9094 |
| Duffy's Deli 1696 Old Country Rd, Riverhead 11901 | (631) 727-7271 |
| Euro Deli 517 Pulaski St, Riverhead 11901 | (631) 727-1635 |
| Garden Deli 790 Flanders Rd, Riverhead 11901 | (631) 727-0840 |
| Petes Meetinghouse Deli 543 Main Rd, Riverhead 11901 | (631) 722-2222 |
| Hampton Deli 887 Flanders Rd, Riverhead 11901 | (631) 369-9322 |
| Polish Town Corner Grocery 432 Pulaski St, Riverhead 11901 | (631) 727-3199 |
| Riverhead Village Market 945 W Main St, Riverhead 11901 | (631) 208-1369 |
| Le's Deli 833 Old Country Rd, Riverhead 11901 | (631) 369-6464 |
| Speeds Express Deli 800 E Main St, Riverhead 11901 | (631) 727-1052 |
| Subway Sandwiches & Salads 1093 Route 58, Riverhead 11901 | (631) 727-3005 |
| Time To Eat Inc 123 W Main St, Riverhead 11901 | (631) 905-9727 |
| Village Of Riverhead Deli 318 E Main St, Riverhead 11901 | (631) 369-7302 |
| Wisla Delicacy Deli Corp 125 W Main St, Riverhead 11901 | (631) 369-2102 |