| Business | Phone |
| Jewel Palace 19500 Plummer St # F1, Northridge 91324 | (818) 993-9993 |
| Leo's Jewelry & Watch Repair 9100 Reseda Blvd, Northridge 91324 | (818) 772-4429 |
| Ontime-Northridge 9301 Tampa Ave # 86, Northridge 91324 | (818) 701-9730 |
| Paul's Jewelry & Watch Repair 19711 Nordhoff St, Northridge 91324 | (818) 718-1481 |