| Business | Phone |
| Allen Automotives 762 Horsham Rd, Montgomeryville 18936 | (215) 368-5389 |
| Aydin Raytor Co Commerce Dr, Montgomeryville 18936 | (215) 855-7178 |
| Aztec Products Inc 201 Commerce Dr, Montgomeryville 18936 | (215) 721-4455 |
| Bil-Mar 110 Commerce Dr, Montgomeryville 18936 | (215) 855-4336 |
| Judson Technologies 221 Commerce Dr, Montgomeryville 18936 | (215) 368-7570 |
| Phoenix Broadband Technologies 589 Bethlehem Pike, Montgomeryville 18936 | (215) 997-6007 |
| Malco A Microdot Co Inc Progress Dr, Montgomeryville 18936 | (215) 699-5373 |
| Limited Montgomery Mall, Montgomeryville 18936 | (215) 362-0558 |