| Business | Phone |
| Avaya Inc 1217 Edgewood Dr, Lodi 95240 | (209) 333-8409 |
| Harry Nitschke Telephone 740 Hathertin Dr, Lodi 95242 | (209) 368-6807 |
| Maxcom Inc 1812 W Kettleman Ln, Lodi 95242 | (209) 339-2333 |
| Pac-West Telecomm Inc Lodi 95240 | (209) 340-0000 |
| Telephase 171 S Guild Ave # 103a, Lodi 95240 | (209) 339-1832 |