There are a number of ways to get in touch with Chewy's customer service and get expert help 24/7.
Call 1-800-672-4399. Their phone reps are available day and night.
1. Connect over Chat and 'Ask an Expert' on Chewy's website.
2. Message Chewy over webform on Chewy.com.
3. Email Chewy at service@chewy.com.