Columbus Jelly Days are listed on Techlife Columbus Meetup 

Cowork in Greater Columbus 

Sandbox Columbus* Short North

QWIRK*  German Village

The DEC  Dublin 

Espresso Yourself Music Cafe Powell

Sandbox Gahanna* Creekside 

Buckeye Coworks* Newark

Indie House Collective* Olde Town East

Business Development Center* New Albany

(* = monthly rates available)