What do I do if I have a question which is not listed? Taylor Smith June 22, 2021 14:58 Updated Send us a message here with your question. Related articles How do I contact Thimble? Why doesn’t Thimble have a customer support phone number listed? CGL - How do I add or edit an Additional Insured on an existing General Liability policy? Special Events: Full List of Event Types Is Thimble an insurance company?