| Business | Phone |
| T D Communications Inc 555 W 130th St, Los Angeles 90061 | (310) 329-0909 |
| Richard Communications 3470 Wilshire Blvd, Los Angeles 90010 | (213) 384-0444 |
| Alpha-Gary Corp 829 1/2 N Hayworth Ave, Los Angeles 90046 | (323) 655-0790 |
| Elite Tel 1423 S Vermont Ave, Los Angeles 90006 | (310) 768-8852 |
| Tycom 900 N Alameda St, Los Angeles 90012 | (213) 625-0604 |
| Blue Star Telecommunications 664 S Hillview Ave, Los Angeles 90022 | (323) 724-5652 |
| Structured Cabling Solutions Los Angeles 90058 | (323) 583-5352 |
| Gaju Korea Communication 3050 W 7th St # 102, Los Angeles 90005 | (213) 388-8800 |
| Matrix Industries Inc 4312 S Grand Ave, Los Angeles 90037 | (323) 231-7297 |
| Phone Man Enterprises 1036 W 49th St, Los Angeles 90037 | (323) 696-4100 |