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Error Code and Warning Dictionary

21211: Invalid 'To' Phone Number 21408: Your account is not allowed to send SMS to this country or region. 21614: 'To' number is not a valid mobile number 21635: The "To" number is a landline and cannot receive SMS. 21661: 'From' number is not SMS-capable 30002: Message failed: your account is currently suspended. 30003: Number unreachable or out of service. 30004: Recipient has opted out or has DND enabled. 30005: The recipient’s number is inactive or does not exist. 30006: Landline or unreachable carrier How to Prevent SMS Filtering by Carriers: Error 30007 30008: Unknown error 30011: MMS not supported by the receiving phone number in this region 30023: Daily Message Cap Reached 30032: Toll-Free Number Has Not Been Verified 21610: Attempt to send to unsubscribed recipient 30033: US A2P 10DLC - Campaign Suspended 30037: Outbound Messaging Disabled 21612: Error 21612 - Messaging to {{to_country}} is not allowed with {{from_country}} phone numbers. Please use a local number. Error 30034: Number not A2P compliant. Please register for A2P 21606: The 'From' phone number provided is not a valid message-capable phone number for this destination/account 30035: Number not fully registered for A2P messaging. Please wait up to 24 hours after approval. 20003 - Credentials are invalid or the account has been suspended Custom Module Visibility by Role & Location 30453: Blocked by the recipient's carrier as a fraud precaution. Try again in a few hours.