| Business | Phone |
| Berry Surveying & Engineering 148 2nd Crown Point Rd, Barrington 3825 | (603) 332-2863 |
| Land Surveying Svc 5 Power Rd, Barrington 3825 | (603) 664-5786 |
| Orvis-Drew Llc 90 Route 9, Barrington 3825 | (603) 749-4000 |
| Orvis-Drew Llc Province Rd, Barrington 3825 | (603) 664-2821 |