| Business | Phone |
| Alpha Chi Omega 310 Nw 26th St, Corvallis 97330 | (541) 758-8250 |
| Alpha Gamma Delta 360 Nw 26th St, Corvallis 97330 | (541) 757-6155 |
| Alpha Gamma Rho 331 Nw 26th St, Corvallis 97330 | (541) 752-2125 |
| Alpha Tau Omega Fraternity 309 Nw 26th St, Corvallis 97330 | (541) 753-5030 |
| Delta Delta Delta 340 Nw 26th St, Corvallis 97330 | (541) 753-6631 |
| Delta Gamma 715 Nw 23rd St, Corvallis 97330 | (541) 757-2716 |
| Delta Tau Delta 527 Nw 23rd St, Corvallis 97330 | (541) 758-5430 |
| Kappa Alpha Theta 465 Nw 23rd St # D, Corvallis 97330 | (541) 758-3108 |
| Kappa Delta 305 Nw 25th St, Corvallis 97330 | (541) 752-7000 |
| Kappa Kappa Gamma 1335 Nw Van Buren Ave, Corvallis 97330 | (541) 757-6298 |
| Lambda Chi Alpha 1015 Nw Monroe Ave, Corvallis 97330 | (541) 758-5409 |
| Phi Delta Theta 120 Nw 13th St, Corvallis 97330 | (541) 752-7048 |
| Phi Gamma Delta 348 Nw 25th St, Corvallis 97330 | (541) 758-7505 |
| Pi Beta Phi Sorority 2685 Nw Taylor Ave, Corvallis 97330 | (541) 757-6156 |
| Pi Kappa Phi 2111 Nw Harrison Blvd, Corvallis 97330 | (541) 757-1546 |
| Sigma Alpha Epsilon 2929 Nw Harrison Blvd, Corvallis 97330 | (541) 758-7351 |
| Sigma Chi 312 Nw 25th St, Corvallis 97330 | (541) 752-0222 |
| Sigma Phi Epsilon 224 Nw 26th St, Corvallis 97330 | (541) 754-7737 |
| Sigma Pi Fraternity 410 Nw 25th St, Corvallis 97330 | (541) 757-6262 |
| Tau Kappa Epsilon 1460 Nw Van Buren Ave, Corvallis 97330 | (541) 757-8353 |