AppsSevdesk ToolsSevdesk Check Customer Number AvailabilitySevdesk ToolsSevdesk Check Customer Number AvailabilityTool to check if a customer number is available in sevDesk. Use when you need to verify that a customer number can be assigned without conflicts.Write actionRisk level 2 of 5API key connectionUse Sevdesk Check Customer Number AvailabilitySharePricing and limits