| Business | Phone |
| Walnut Heights Club 4064 Walnut Blvd, Walnut Creek 94596 | (925) 930-8458 |
| Club 4 Play Walnut Creek 94596 | (925) 472-9102 |
| Club Odyssey Walnut Creek 94596 | (925) 210-9270 |
| Dewing Park Club 2060 Olympic Blvd, Walnut Creek 94595 | (925) 932-9163 |
| Dewing Park Swim Club Office Walnut Creek 94596 | (925) 295-2105 |
| Equally Yoked Christian Single 1475 N Broadway # 281, Walnut Creek 94596 | (925) 228-5255 |
| Indian Valley Swin Club 404 Marshall Dr, Walnut Creek 94598 | (925) 932-9625 |
| Lafayette Newcomers Club Walnut Creek 94596 | (925) 974-9360 |
| Rudgear Meadows Swim Club 2400 Stewart Ave, Walnut Creek 94596 | (925) 932-9472 |
| Sunny Hills Aquatic Club Youngs Valley Rd, Walnut Creek 94596 | (925) 932-9638 |
| Walnut Creek Model Railroad 2751 Buena Vista Ave, Walnut Creek 94597 | (925) 937-1888 |
| Walnut Heights Swim Club 60 Vallecito Ln, Walnut Creek 94596 | (925) 932-9300 |