Support Phone NumbersAs we help advocate for service dog handlers, we will post helpful phone numbers here. Let us know if you need help finding a number to call! Costco Customer Service(800) 955-2292 Ikea Customer Service{888) 888-4532 Kohl’s Integrity Hotline(800) 837-7297 Target Customer Experience(800) 440-0680 Walmart Customer Service(800) 925-6278