The Grove City Southwest Messenger is in the Columbus, OH DMA. The Grove City Southwest Messenger offers ROP and insert advertising opportunities in its daily circulation. Echo Media has direct relationships with over 7,500 newspapers providing tremendous local coverage. the Grove City Southwest Messenger is part of The Columbus Messenger Co. Group. the Columbus Messenger Group includes; the Eastside Messenger, Westside Messenger, Grove City Southeast Messenger, and the Southeast Messenger.