| Business | Phone |
| First American Title Guaranty 5829 Lone Tree Way # H, Antioch 94531 | (925) 777-0791 |
| North American Title Co 2730 Lone Tree Way, Antioch 94509 | (925) 756-2400 |
| First California Title 4851 Lone Tree Way, Antioch 94531 | (925) 756-0400 |
| Orange Coast Title 3240 Lone Tree Way # 101, Antioch 94509 | (925) 778-5681 |