| Business | Phone |
| Walker Resource Group 45 Drumlin Hill Rd, Groton 1450 | (978) 448-5649 |
| Apple Country Realty Inc 195 Main St, Groton 1450 | (978) 448-0500 |
| Nashoba Associates 495e Main St, Groton 1450 | (978) 448-6030 |
| Era Home & Family Real 30 Boston Rd, Groton 1450 | (978) 448-3003 |
| Exit Assurance Realty 20 Hollis St, Groton 1450 | (978) 448-6800 |
| Mrm Assoc 316 Boston Rd, Groton 1450 | (978) 448-3031 |
| Merrimack Warehouse Realty Co 95 Fitch Bridge Rd # B, Groton 1450 | (978) 449-0100 |
| Gosselin Group Inc 205 Main St, Groton 1450 | (978) 448-6383 |
| Robert Kiley 572 Longley Rd, Groton 1450 | (978) 448-2311 |
| Realty Executives 300 Main St, Groton 1450 | (978) 448-4050 |
| Coldwell Banker Residential 112 Boston Rd, Groton 1450 | (978) 597-8901 |
| Re/Max Colonial 495b Main St, Groton 1450 | (978) 448-8288 |
| Hayden Real Estate 43 Hoyts Wharf Rd, Groton 1450 | (978) 692-5478 |
| The Law Office of Shelley Harvey 214A Main Street, Groton 01450 | (978) 772-0881 |