County Engineers Association of Ohio County Engineers Association of Ohio Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Business & Professional Services >> Engineering Services County Engineers Association of Ohio 6500 Busch Boulevard, Suite 100Columbus, OH 43229 | map | directions (614) 221-0707 | fax: (614) 221-5761 Visit Site Need to update your categories or expand your listing? Or want to learn how your business can become a part of the Chamber? Contact us at membership@columbus.org for assistance.