| Business | Phone |
| Basic Four Information 2601 N Campbell Ave, Tucson 85719 | (520) 326-6903 |
| Conassist 6142 E 15th St, Tucson 85711 | (520) 512-0672 |
| Information & Referral Svc 3130 N Dodge Blvd, Tucson 85716 | (520) 881-1794 |
| Information Systems Solutions 150 S Camino Seco # 104, Tucson 85710 | (520) 327-9000 |
| Wolfsong Informatics 10501 E Seven Generations Way, Tucson 85747 | (520) 290-8034 |
| Real Property Information Inc 6400 E Tanque Verde Rd # A, Tucson 85715 | (520) 721-2472 |
| Retalix 5210 E Williams Cir, Tucson 85711 | (520) 748-9351 |
| Pro Quest Info & Learning 1630 E River Rd, Tucson 85718 | (520) 577-4720 |
| National Law Ctr 440 N Bonita Ave, Tucson 85745 | (520) 622-1200 |