Map for Nationwide Map for Nationwide Search | Advanced Search | New Members | Coupons and Discounts | All Categories Finance & Insurance >> Insurance & Employee Benefit Funds Nationwide One Nationwide PlazaColumbus, OH 43215 | directions (614) 249-7111 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.