| Business | Phone |
| Avaya Inc 100 Burtt Rd, Andover 1810 | (978) 475-5130 |
| System One 26 Pleasant St, Andover 1810 | (978) 682-6294 |
| Telechoice 134 Jenkins Rd, Andover 1810 | (617) 558-7643 |
| Brickstone Properties 200 Minuteman Rd, Andover 1810 | (978) 749-3000 |
| Smart Business Network 800 Federal St, Andover 1810 | (978) 681-0715 |
| Lucent Technologies 300 Brickstone Sq, Andover 1810 | (978) 691-3000 |
| Intelliphone Inc 191 Chandler Rd, Andover 1810 | (978) 688-4070 |