API ReferencePublic APIAdd an address to a customerAdd an address to a customer POST /v1/customers/:id/addresses Add an address to a customer Request Responses201401403409422Address createdAuthentication failedInsufficient permissionIdempotency or state conflictValidation errorDid this page unblock the next step?ResolvedNeeds improvementFeedback stays inside the docs flow and should never include customer or card data.