Columbus Vegetarian Meetup
Like the Columbus Vegan Meetup, but for lacto-ovo's.
Upcoming events
Also check out:
Veg Ohio - A guide to Vegetarian and Vegan dining in Ohio.
The Post Punk Kitchen - From the author of Veganomicon. Recipes, forums, books, schwag. Be sure to check out their cooking show on Google video.
Veg Guide Columbus - Columbus page of the veg dining guide/review site.