21217: Phone number does not appear to be validPositive FeedbackNegative FeedbackERROR: 21217error-21217 page anchorPositive FeedbackNegative FeedbackERROR Error - 21217error---21217 page anchorPositive FeedbackNegative Feedback Phone number does not appear to be validphone-number-does-not-appear-to-be-valid page anchorPositive FeedbackNegative FeedbackYou attempted to initiate an outbound phone call to an invalid phone number. Please check the phone number and try again.