| Business | Phone |
| Aaa Strong Detective Agency 630 N Craycroft Rd # 123, Tucson 85711 | (520) 790-4844 |
| Acme Group 4625 E Broadway Blvd, Tucson 85711 | (520) 795-2623 |
| Alcohol Related Accident 7700 E Wrightstown Rd, Tucson 85715 | (520) 298-5910 |
| Az-Cal Polygraph/Lie Detection 6125 E Calle Silvosa, Tucson 85711 | (520) 745-1717 |
| Bright's Vehicle Dynamics Inc 7621 N Lundberg Dr, Tucson 85741 | (520) 877-9560 |
| Combs Investigations 8987 E Tanque Verde # 309-126, Tucson 85749 | (520) 298-0046 |
| Data Research Inc 6402 E Calle Alkaid, Tucson 85710 | (520) 751-1343 |
| Goddard & Assoc 177 N Church Ave # 200, Tucson 85701 | (520) 624-7011 |
| Ics Inc 1760 E River Rd # 119, Tucson 85718 | (520) 577-5164 |
| Us Investigations Svc 100 N Stone Ave # 805, Tucson 85701 | (520) 628-8717 |
| Sonoran Desert Investigations 4727 E 5th St, Tucson 85711 | (520) 319-5776 |
| Pan-American Investigations 10 W Oro Pl, Tucson 85737 | (520) 297-9318 |
| Nationwide Investigations 6420 E Broadway Blvd, Tucson 85710 | (520) 202-2212 |
| National Locator Svc 33 N Stone Ave # 1, Tucson 85701 | (520) 622-1041 |
| Metro Detective Agency 2030 E Broadway Blvd, Tucson 85719 | (520) 325-9019 |
| Kroes Detective Agency 7301 E 22nd St # 1e, Tucson 85710 | (520) 886-8397 |
| Intelliquest Investigations 890 W Grant Rd, Tucson 85705 | (520) 617-0176 |
| Inter-State Investigative Svc 32 W Franklin St, Tucson 85701 | (520) 882-2723 |
| John J Mahoney & Assoc 8987 E Tanque Verde Rd # 335, Tucson 85749 | (520) 886-6633 |