| Business | Phone |
| California Reading Assn 3186 Airway Ave # D1, Costa Mesa 92626 | (714) 435-1983 |
| Employers Group 3070 Bristol St # 640, Costa Mesa 92626 | (714) 427-0031 |
| American Sewing Guild Costa Mesa 92627 | (949) 650-7397 |
| Venture Waterwerks 1578 Riverside Pl, Costa Mesa 92627 | (949) 645-6702 |
| Society Against Vivisection Po Box 10206, Costa Mesa 92627 | (714) 540-0583 |
| National Bicycle Dealers Assn 777 W 19th St # O, Costa Mesa 92627 | (949) 722-6909 |