Links to Veterans Organizations:

American Legion National Headquarters:  Contact Us | The American Legion

The American Legion Magazine:  The American Legion Magazine 

American Legion Department of Ohio:    The American Legion Department of Ohio (ohiolegion.com)

American Legion Division 6, Department of Ohio:  American Legion 6th District Department of Ohio: DISTRICT POSTS (6thdistrictohio.org)

American Legion Auxiliary https://www.legion-aux.org/

American Legion Auxiliary – Ohio http://www.alaohio.org/

Sons of the American Legion https://www.legion.org/sons

Sons of the American Legion – Ohio https://www.ohiolegion.com/programs/sons-of-the-american-legion/

American Legion Riders https://www.legion.org/riders/about

American Legion Riders – Ohio https://www.ohiolegion.com/programs/legion-riders/

Veterans of Foreign Wars (VFW):  The Veterans of Foreign Wars of the U.S. – VFW

Vietnam Veterans of America:  Vietnam Veterans of America (vva.org)

Disabled American Veterans:  DAV :  Disabled American Veterans

AMVETS:  AMVETS National Headquarters – A Veteran Service Organization

Madison County Veterans Service:  Welcome to Madison County, OH

Veterans Administration:  VA.gov Home | Veterans Affairs

National Veterans Memorial and Museum – Columbus:   nationalvmm.org

There are other organizations that exist to help veterans.  Veterans organizations – Google Search There are over 50 in addition to those listed above.  
The Department of Defense also provides links to Veteran Support Organizations (defense.gov)

Free Military, Aerospace, Veteran, Special Operations Online Magazines (defensemedianetwork.com)