The Central Ohio Service Intergroup of OA (COSIGOA) brings together meetings located in Central and South Eastern Ohio. We come together to support individuals in need of recovery from compulsive eating (e.g.: overeating, bulimia, anorexia) through empowering meetings within our Intergroup Area.
COSIGOA Officers

Chair - Martha C.

Vice-Chair - Chris G.

Treasurer - Kim B.

Secretary - Melissa B.

Region Five Representative - Steve B.


2021 R5 Convention Chair - Steve B.

Special Events Chair - Janine C.

Digital Media  Chair - Rachel R.

    Newsletter/eMail Blast Editor - Sharla B.

Current Open Service Positions:

​- World Service Office - Delegate

- PI/PO Committee Chair

Download Applications for Open Positions

How to be an Effective Trusted Servant

COSIGOA is a Member of Region Five

Region 5 of Overeaters Anonymous (OA) is made up of Groups and Intergroups in Wisconsin, Michigan, Ohio, Indiana, Kentucky, Southwest Ontario (Windsor to London), and the greater Chicago area/Champaign-Urbana/Decatur/Rockford areas of Illinois. We are one of 10 Regions organized to serve the world-wide fellowship of OA.

For more information about Region 5 please go to