Cogent Connections Cogent Connections Search | Advanced Search | New Members | Coupons and Discounts | All Categories Advertising & Media >> Marketing Cogent Connections 221 Witherspoon StreetColumbus, OH 43215 (609) 235-8212 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.
