| Business | Phone |
| Union Congregational Church 224 Main St, Groton 1450 | (978) 448-2091 |
| First Baptist Church Of Groton 365 Main St, Groton 1450 | (978) 448-6574 |
| First Parish Unitarian Church 1 Powderhouse Rd, Groton 1450 | (978) 448-6307 |
| Shepherd Of The Valley Church 80 Champney St, Groton 1450 | (978) 448-6140 |
| Sacred Heart Rectory 271 Main St, Groton 1450 | (978) 448-6633 |