| Business | Phone |
| Lucent Technologies 1495 Alan Wood Rd, Plymouth Meeting 19462 | (610) 832-1230 |
| Commonwealth Communications 4110 Butler Pike # A101g, Plymouth Meeting 19462 | (610) 832-1122 |
| Expert Technology Assoc Llc 4060 Butler Pike, Plymouth Meeting 19462 | (610) 828-0800 |