| Faith Evangelical Missionary Church | Wasaga Beach |
| Family First Play Therapy Centre | Barrie |
| Family Mental Health Initiative of Simcoe County, Initiative de santé mentale pour les familles du comté de Simcoe | Barrie |
| Fecht (Sandra) M A Counselling Service, Orillia, Service de Counselling | Orillia |
| Fecht (Sandra) M A Counselling Service, Barrie, Service de Counselling | Barrie |
| Federated Women's Institutes of Ontario, District Simcoe-Sud Kempenfeldt | Ontario |
| Federated Women's Institutes of Ontario, secteur Simcoe | Minesing |
| Fellowship Villa | Orillia |
| Fem'aide : Ligne de soutien pour femmes francophones touchées par la violence | Ontario |
| Femmes d'affaires et professionnelles Barrie, Femmes d'affaires et professionnelles (BPW) Barrie | Barrie |
| Ferris Lane Community Daycare | Barrie |
| Fibrose kystique Canada | Toronto Centre-ville Nord |
| Fierté Simcoe Pride | Barrie |
| Financement agricole Canada, Succursale Thornton, Succursale Thornton | Essa |
| Firearm Safety Education Service of Ontario, Adresse postale | Orillia |
| Firebird Community Cycle | Barrie |
| First Baptist Church, Barrie, église baptiste First | Barrie |
| First Christian Reformed Church, Barrie | Barrie |
| First Presbyterian Church, Soupers communautaires, Collingwood | Collingwood |
| Fittons IDA Pharmacy, Pharmacie communautaire et traitement de la dépendance aux opiacés | Orillia |
| Focus Community Development Corporation, Programme de soutien de l'emploi du POSPH, Alliston | New Tecumseth |
| Focus Community Development Corporation, Services d'emploi de l'Ontario, Alliston, Alliston | New Tecumseth |
| FOCUS Employment Services, FOCUS Employment Services - Alliston, Services d'emploi de l'Ontario, Alliston | New Tecumseth |
| FOCUS Employment Services, FOCUS Employment Services - Angus, Focus Community Development Corporation | Angus |
| FOCUS Employment Services, ODSP Employment Supports Program, Angus | Angus |
| FOCUS Employment Services, Ontario Employment Services, Angus | Angus |
| Focus Employment Services, Wasaga Beach, Services d'emploi intégrés | Wasaga Beach |
| Fondation canadienne des échanges éducatifs | Barrie |
| Fondation de la recherche sur le diabète juvénile Canada, Toronto | Toronto |
| Fondation Imani's Place | New Tecumseth |
| Fondation MedicAlert du Canada | North York Est |
| Food In Simcoe County, Services en ligne | Barrie |
| Food Not Bombs Barrie | Barrie |
| Foodland Penetanguishene, Penetanguishene, Service de livraison à domicile | Penetanguishene |
| Foodland Pharmacy, pharmacie Foodland | New Tecumseth |
| Formation en RCR et premiers soins Assured Response | Barrie |
| Free Spirit Gardens, Collingwood, Jardins communautaires | Collingwood |
| Friendly Wendy Senior Services, Services aux seniors Friendly Wendy | Barrie |
| Friends of the Midland Public Library, Midland Public Library, La cave à livres | Midland |
| Friends of the Nancy Island Historic Site and Wasaga Beach Park, Amis du Site historique de l'île de Nancy et du Site du parc Wasaga Beach | Wasaga Beach |
| Front Line Medical Canada | Barrie |
| Furry Friends Animal Shelter, Refuge animalier Furry Friends | Barrie |