| Business | Phone |
| Marion Accounting Office 2 Spring St, Marion 2738 | (508) 748-3524 |
| Marion Assessor's Office 2 Spring St, Marion 2738 | (508) 748-3510 |
| Marion Building Dept 2 Spring St, Marion 2738 | (508) 748-3516 |
| Marion Clerks Office 2 Spring St, Marion 2738 | (508) 748-3502 |
| Marion Dpw 2 Spring St, Marion 2738 | (508) 748-3540 |
| Marion Harbor Master 1 Island Wharf Rd, Marion 2738 | (508) 748-3535 |
| Marion Health Board 2 Spring St, Marion 2738 | (508) 748-3530 |
| Marion Planning Board 2 Spring St, Marion 2738 | (508) 748-3517 |
| Marion Town Administrator 2 Spring St, Marion 2738 | (508) 748-3550 |
| Marion Town House 2 Spring St, Marion 2738 | (508) 748-3500 |
| Marion Town Music Hall 164 Front St, Marion 2738 | (508) 748-9556 |