Peapod
Groceries for home delivery, plus office and cleaning supplies. Delivery limited to metropolitan areas in USA's Midwest and Northeast regions. Includes coupons, shopping tips and recipes.
http://www.peapod.com/

My Brands Inc.
Online grocery store specializing in hard to find products. Ships in contiguous USA.
http://www.mybrandsinc.com/

Citarella Fine Foods
Gourmet food and cooking accessories, based in New York City.
http://www.citarella.com/

Netgrocer
USA nationwide delivery of non-perishable groceries, health and beauty supplies, and home and gift items.
http://www.netgrocer.com/

Groceries Express
Vernors, Faygo, Towne Club, Sanders and Better Made brand products. Offers home delivery for the northern Detroit area and shipment of non-perishables elsewhere.
http://www.groceries-express.com/

Basic Ingredients
Sells re-packaged bulk foods. USA nationwide shipping.
http://www.basic-ingredients.com/

ExpatExpress
Offers than 13,000 North American grocery items and ships worldwide. Also offers international mail forwarding service.
http://www.expatexpress.com/

AULSuperStore.com
A wide variety of foods, cleaning products, pet food and supplies. Ships in contiguous USA.
http://www.aulsuperstore.com

Mueller Yurgae Associates
Sells candy, spices, dried and dehydrated foods.
http://yourfoodstore.com/

ShopFoodEx.com
Grocery home delivery in Roanoke, Virginia and mail order delivery within USA.
http://www.shopfoodex.com