Reach out to
our team directly.
Got a question, a technical issue, or a state notice? Our team of US-based tax experts is ready to assist.
Call us directly.
peak to a human, right now.
1-866-438-9267
Copied to clipboard!
Email support.
Perfect for technical questions.
support@zamp.com
Copied to clipboard!
View documentation.
Resources for developers.
Locked into a tax provider you’re not happy with?
Switch now, start fresh with fully managed sales tax.
We’ll buy out your Avalara or TaxJar contract — any amount, any tenure.