You may want to contact Instacart support at trust_safety@instacart.com and provide all the verification documents and evidence that they request. Also, consider contacting Instacart via Twitter message (@instacart and @InstacartHelp) with your account information and screenshots. Make sure that you take selfies in natural daylight.
Instacart will be able to help you with verifying your identity and re-activating your account. If the appeal is denied, the consider alternative that we have provided.