- Kicksport
- Keytours
- Kathmandu
- Kinetica
- Kingsmills Hotel
- Kerusso
- Kirklands
- Knomo
- KashFlow
- Kay Jewelers
- Karen Kane
- Kelly's Running Warehouse
- Kigurumi-Shop
- Kole Imports
- K Jordan
- Krause Books
- Kaiahouse.com
- K&G Fashion Superstore
- KaBloom
- Kids Foot Locker
- Klockit
- Kosher Vitamins Express
- Kiwi Crate
- Katz Gluten Free
- Kahuna Creations
- Kitchen Source
- Kenneth Cole
- Kiefer
- Kansas City Steak Company
- Kate quinn organics
- Kensie
- Kaightshop.com
- Kissmyfacewebstore.com
- King Linen
- Knock Knock Stuff
- Kensington
- K. K. Music Store
- KLYMIT
- Keurig
- Keep Young Forever
- Ken's Sewing Center
- Kassatex
- KicksUSA
- Killer Dana
- Kenmar Watches
- Korres
- KnifeCenter
- Key West Aloe
- Kitsel
- Kennebug Boutique Jewelry
- Knetbooks
- KAM Snaps
- Klean Kanteen
- Kasperorganics.com
- Koa Coffee
- Klipsch
- Knobs For Less
- Kikki-k Stationary & Gifts
- Knewton
- Kupa Incorporated
- Krudmart
- KFC
- Klingspor's Woodworking Shop
- Kegerator
- Kitchen Universe
- Kinzie's Closet
- King Arthur Flour
- Kelly Moore Bag
- Komarov Inc.
- Kickboard USA
- Kotulas
- Kerastase
- Knockaround
- Kelly Wearstler
- Kiitos Marimekko
- Knetgolf
- Kaneesha
- Knife Depot
- Kariba Farms
- Koyono