Optimist Maryland and South Delaware District
- Includes district convention, news and events, clubs, public affairs, projects, photos, and executive committee.
- http://mdsdoptimist.org/

Optimist Club of Salisbury
- Activities and information to try and bring about better living. Photos, events, and youth activities.
- http://www.salisburyoptimist.org/

Severna Park Optimist Club
- Includes officers, description of youth programs, and calendar of events.
- http://www.severnaparkoptimistclub.org/

SYB Optimist Club of Lusby
- Includes news, officers, events and meetings, sponsored sports, and programs.
- http://www.syboptimist.com/

Rockville Optimist Club
- A community service club that has been serving Rockville and the surrounding area since 1955. Includes news, essays, officers and members, activities and programs, fundraising, and photos.
- http://rockvilleoptimist.org/