| Business | Phone |
| Alliance Fiber Optic Products 275 Gibraltar Dr, Sunnyvale 94089 | (408) 736-6900 |
| Alliance Fiber Optic Products 750 N Pastoria Ave, Sunnyvale 94085 | (408) 736-2012 |
| Calmar Optcom 755 N Pastoria Ave, Sunnyvale 94085 | (408) 733-7800 |
| Fiber Optic Tooling 285 Sobrante Way, Sunnyvale 94086 | (408) 739-1664 |
| Finisar Corp 1308 Moffett Park Dr, Sunnyvale 94089 | (408) 548-1000 |
| Finisar Systems 1389 Moffett Park Dr, Sunnyvale 94089 | (408) 400-1000 |
| Ifos Inc 650 Vaqueros Ave # A, Sunnyvale 94085 | (408) 328-8610 |
| Integrated Optics Comms 1230 Oakmead Pkwy, Sunnyvale 94085 | (408) 617-0098 |
| Looking Glass Network Inc 1380 Kifer Rd, Sunnyvale 94086 | (408) 731-8794 |
| Lux N 585 Maude Ct, Sunnyvale 94085 | (408) 328-4500 |
| Power Optics Inc Sunnyvale 94087 | (408) 245-9188 |
| Telelight Communication Co 1008 Stewart Dr, Sunnyvale 94085 | (408) 965-7244 |
| Arrayed Fiberoptics Corp 1267 Borregas Ave, Sunnyvale 94089 | (408) 745-1900 |
| K 2 Optronics 1288 Hammerwood Ave, Sunnyvale 94089 | (408) 747-5915 |
| Net Optics 1130 Mountain View Alviso Rd, Sunnyvale 94089 | (408) 737-7777 |
| O Epic Inc 1231 Bordeaux Dr, Sunnyvale 94089 | (408) 747-5004 |
| Polaronyx Inc 562 E Weddell Dr, Sunnyvale 94089 | (408) 734-3048 |
| Promo Line 1130 Mountain View Alviso Rd, Sunnyvale 94089 | (408) 745-7709 |