| Business | Phone |
| Auto Workers Credit Union Ltd 322 King St W, Oshawa L1J 2J9 | (905) 728-5187 |
| Oshawa Comm Credit Union Ltd 214 King St E, Oshawa L1H 1C7 | (905) 576-4200 |
| St Stanislaus Credit Union 50 Richmond St E #8, Oshawa L1G 7C7 | (905) 432-2200 |
| Ukranian Credit Union Ltd 38 Lviv Blvd, Oshawa L1H 3C3 | (905) 571-4777 |