St. Anthony's has many groups for all ages of the parish to join for fellowship and service in the community. Listed below are a few of these opportunities. Please contact the respective people for more information regarding each group.
| Holy Name Society | Pierre Crutchfield David Merriwether |
301-261-4812 202-635-8134 |
| Knights of Columbus Council #417 |
Pierre Crutchfield David Merriwether |
301-261-4812 202-635-8134 |
| Sodality | Joan Bowser | 202-635-3733 |
| Cub Scouts | Deacon John Feeley | 202-526-8754 |
| Boy Scouts | Bob Moller | 202-526-7176 |
| Girls Scouts | Beulah Sutherland | 202-529-1088 |
| CYO | Connie Williams | 301-306-7595 |
| Tonies | Parish Office | 202-250-8208 |