| Name | Phone | Category |
| T. Gerding Construction Company | 541-753-2012 | Contractors - General |
| Take Shape For Life | 503-502-5851 | Health, Fitness & Nutrition Consultants |
| Talecris Plasma Resources | 503-364-8946 | Medical Services |
| Tea Party Bookshop | 503-990-6471 | Books - New |
| Teresa M. Lulay Insurance Agency, Inc. - State Farm Insurance | 503-378-1100 | Insurance |
| Terminal Freezers, Inc. | 503-581-8415 | Warehouses - Cold Storage |
| Terri Axell, Mary Kay Cosmetics | 503-364-8331 | Cosmetics & Perfumes - Retail |
| The Grand Hotel in Salem | 503-540-7800 | Hotels & Other Accommodations |
| Jo Anne Thearle | (503) 378-0975 | |
| ThinkBox | 503-371-1868 | Health Care Management |
| The Third River, Inc. | (503) 581-4554 | Marketing Programs & Services |
| Thompson Brewery & Public House - McMenamins | 503-363-7286 | Restaurants |
| Thompson Consulting Group LLC | (503) 851-7697 | Bookkeeping Service |
| Ticor Title | 503-585-1881 | Title Companies |
| Tico's Coffee Roasting Co. | (503) 999-8426 | Restaurants - Coffee & Tea |
| Tim's Carpets & Interiors | (503) 371-7556 | Carpet & Rug Dealers |
| Tina M. Hernandez Agency | 503-363-6560 | Insurance |
| T-Mobile | 503-763-8000 | Cellular & Wireless Phones & Service |
| TNT Management Resources, Inc. | 503-463-0134 | Employment Service - Employee Leasing |
| Tobey Consulting Service Inc. | 503-371-7737 | Computers - Networking |
| Today's Automotive Services, Inc. | 503-585-2387 | Auto Repair & Service |
| Today's Hair Salon & Day Spa | 503-588-8886 | Beauty Salons & Services |
| Tokyo International University of America | 503-373-3300 | Schools - Academic - Colleges & Universities |
| Tom C. Bostwick, Attorney at Law | 503-370-7745 | Attorneys |
| Total Merchant Services of Oregon | 877-673-0575 | Merchant Services |
| Totten & Company | 503-588-3256 | Real Estate Appraisers |
| Town & Country Lanes | 503-390-2221 | Bowling |
| Trademark Enterprises, LLC | (503) 362-2322 | Real Estate Developers |
| Travel Salem | 503- 581-4325 | Associations |
| Triple D Construction Inc. | 503-370-2807 | Windows |
| Tross Consulting, Inc. | 503-370-8704 | Consultants - Land Use |
| Trudel's Delicatessen | 503-362-8422 | Caterers |
| Truitt Bros., Inc. | 503-362-3674 | Food Products |
| TTJ Netcom | 503-363-2693 | Computers - Networking |
| Turner Construction | 503-226-9825 | Contractors - Developer |
| TWS Wine Company LLC dba Grand Vines | 503-399-WINE (9463) | Restaurants |
| Tyler J. Woods Appraisal Services | 503-362-5093 | Real Estate Appraisers |