| Business | Phone |
| Coast To Coast Communications 270 Loudon Rd, Concord 3301 | (603) 223-0125 |
| Conversent Communications 12 South St, Concord 3301 | (603) 223-0381 |
| G 4 Communications 6 Chenell Dr, Concord 3301 | (603) 227-0228 |
| Grolen Communications 88 N Main St, Concord 3301 | (603) 225-5588 |
| Medical World Communications 7 Washington, Concord 3301 | (603) 225-9602 |