| Business | Phone |
| Wireless Retail Inc 555 Universal Dr N, North Haven 6473 | (203) 234-8937 |
| Verizon Wireless 91 Washington Ave, North Haven 6473 | (203) 239-0000 |
| T Mobile 108 Universal Dr, North Haven 6473 | (203) 234-1209 |
| Cingular Wireless 241 Universal Dr N, North Haven 6473 | (203) 985-2934 |
| Nextel Customer Ctr 303 Universal Dr N, North Haven 6473 | (203) 985-9015 |
| Nextel Solutions Ctr 344 Washington Ave, North Haven 6473 | (203) 234-0545 |
| Global Wireless Llc 565 Washington Ave, North Haven 6473 | (203) 234-0548 |