| Business | Phone |
| Consumer Opinion Svc 4750 N Division St 239, Spokane 99207 | (509) 487-6173 |
| Critical Data Marketing Inc 703 W 7th Ave, Spokane 99204 | (509) 838-2917 |
| Jenkins Information Svc Inc 422 W Euclid Ave, Spokane 99205 | (509) 326-8771 |
| Robinson Research 524 W Indiana Ave, Spokane 99205 | (509) 325-8080 |
| Strategic Research Assoc 426 W Boone Ave, Spokane 99201 | (509) 324-6960 |
| Venture Data 1126 N Monroe St, Spokane 99201 | (509) 327-6754 |
| Virtual Web Research Marketing 1322 N Monroe St 211, Spokane 99201 | (509) 444-0260 |