| Business | Phone |
| Benton Cnty Early Intervention 530 Nw 27th St, Corvallis 97330 | (541) 766-6853 |
| Benton County Accounting Dept 110 Sw 4th St, Corvallis 97333 | (541) 757-6769 |
| Benton County Animal Control 180 Nw 5th St, Corvallis 97330 | (541) 753-0732 |
| Benton County Commissioners 408 Sw Monroe Ave # 111, Corvallis 97333 | (541) 766-6800 |
| Benton County Counsel 408 Nw Monroe Ave # M209, Corvallis 97330 | (541) 766-6890 |
| Benton County Detectives 180 Nw 5th St, Corvallis 97330 | (541) 766-6860 |
| Benton County Development Dept 360 Sw Avery Ave, Corvallis 97333 | (541) 766-6819 |
| Benton County Elections Office 120 Nw 4th St # 13, Corvallis 97330 | (541) 766-6756 |
| Benton County Engineer 360 Sw Avery Ave, Corvallis 97333 | (541) 766-6821 |
| Benton County Extension Svc 1849 Nw 9th St, Corvallis 97330 | (541) 766-6750 |
| Benton County Fairgrounds 110 Sw 53rd St, Corvallis 97333 | (541) 766-6521 |
| Benton County Jury Manager 120 Nw 4th St, Corvallis 97330 | (541) 766-6880 |
| Benton County Juvenile Dept 4185 Sw Research Way # 100, Corvallis 97333 | (541) 766-6810 |
| Benton County Juvenile Officer 180 Nw 5th St, Corvallis 97330 | (541) 766-6820 |
| Benton County Marriage License 120 Nw 4th St, Corvallis 97330 | (541) 766-6831 |
| Benton County Personnel 408 Nw Monroe Ave # 103, Corvallis 97330 | (541) 757-6802 |
| Benton County Personnel Dept 408 Nw Monroe Ave # 103, Corvallis 97333 | (541) 766-6081 |
| Benton County Records 120 Nw 4th St # 106, Corvallis 97330 | (541) 766-6825 |
| Benton County Small Claims Ct 120 Nw 4th St, Corvallis 97330 | (541) 766-6829 |
| Benton County Together 408 Sw Monroe Ave, Corvallis 97333 | (541) 766-3547 |
| Benton County Veterans Svc Office 301 Sw 4th St, Corvallis 97333 | (541) 758-1595 |
| Benton County-Alcohol & Drug 530 Nw 27th St, Corvallis 97330 | (541) 757-6850 |
| Benton Workforce Dev Center 545 Sw 2nd St, Corvallis 97333 | (541) 757-4193 |
| Honorable David B Connell 120 Nw 4th St # 109, Corvallis 97330 | (541) 766-6830 |
| Honorable Janet S Holcomb 120 Nw 4th St # 309, Corvallis 97330 | (541) 766-6843 |
| Honorable Locke A Williams 120 Nw 4th St, Corvallis 97330 | (541) 766-6827 |
| Information & Referral Benton 530 Nw 27th St, Corvallis 97330 | (541) 752-4636 |
| Veterans Service Office 301 Sw 4th St # 140, Corvallis 97333 | (541) 766-6803 |
| Veterans Service Office 551 Nw Monroe Ave, Corvallis 97330 | (541) 766-6803 |