| Business | Phone |
| American Communications 335 Stanley Plaza Blvd, Newark 19713 | (302) 455-1040 |
| Atx Communications 131 Continental Dr, Newark 19713 | (302) 894-1283 |
| Mobile Communications Systems 715 Christiana Mall, Newark 19702 | (302) 731-7020 |
| Nazca Communications 62 N Chapel St, Newark 19711 | (302) 295-5970 |
| Viking Communications 2301 Winterhaven Dr, Newark 19702 | (302) 631-1700 |