| Name | Address, Zip |
| Fitchburg Pilots Association - Eaachapter 1454 | 567 Crawford Street, 01420-6819 |
| North Central Massachusetts Community Reinvestment Act Coalitn | Po Box 2375, 01420-0016 |
| Applewild School | 120 Prospect St, 01420-2205 |
| Literacy Volunteers Of The Montachusett Area Inc | Po Box 7197, 01420-0020 |
| Asociacion De Colombianistas | 15 Drake Rd, 01420-7959 |
| Association For Computing Machinery | 160 Pearl St, 01420-2631 |
| Fitchburg Youth Softball Association | 57 Sarah Ln, 01420-6744 |
| The Finnish Center At Saima Park | Po Box 30, 01420-0001 |
| Colonial Athletic League | 1050 Westminster St, 01420-4649 |
| Community Foundation Of North Central Massachusetts Supporting F | 649 John Fitch Hwy, 01420-3689 |
| Psi Chi The National Honor Society In Psychology | 160 Pearl St, 01420-2631 |
| Thurston Consort | 54 Wallace Ave Apt 405, 01420-3139 |
| Worcester County Fire Fighters Emerald Society Inc | 220 Westminster Hill Rd, 01420-2985 |
| Dans Division | 91 Stickney Rd, 01420-2111 |
| Pi Mu Epsilon Inc | Math Dept Fitchburg State Univ, 01420 |
| Fitchburg Historical Society | Po Box 953, 01420-0009 |
| Mckay Parent Support Group | 67 Rindge Rd, 01420-2534 |
| New Players Theatre Guild Inc | 15 Rollstone St, 01420-3015 |
| Pop Warner Little Scholars Inc | Po Box 851, 01420-0008 |
| The Stratton Players Inc | Po Box 2122, 01420-0013 |
| Toastmasters International | 21 Cane St, 01420-5884 |
| Toastmasters International | 29 Merriam Pkwy Apt 311, 01420-7563 |
| Lambert Strong | 388 Westminster Hill Rd, 01420-2946 |
| Sselc | 376 South St, 01420-7942 |
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