| Business | Phone |
| Abc7 News Poll North Hollywood 91605 | (818) 982-8777 |
| Data Trak Research 10907 Magnolia Blvd, North Hollywood 91601 | (818) 569-5441 |
| Erlich Transcultural Consultants 11430 Burbank Blvd, North Hollywood 91601 | (818) 623-2425 |
| C.A. Walker Research Solutions 100 W. Broadway, Suite 1170, North Hollywood 91210 | (626) 584-8180 |
| Finders Research Svc 4445 Cartwright Ave, North Hollywood 91602 | (818) 505-1033 |