Message Delivery Code

Code Description
4121 Rejected as SPAM
4301 Malformed message encoding
4302 Malformed From number
4303 Malformed To Number
4350 Malformed message encoding
4401 Message is looping from carrier back to BW
4403 Messaging forbidden on From number
4404 Messaging forbidden on To number
4405 Unallocated from number
4406 Unallocated to number
4410 Could not download media
4411 Combined size of media too large
4420 No Route to Destination Carrier
4421 No Route to Destination Carrier
4431 Messaging on shortcode forbidden
4432 Messaging to country forbidden
4433 Messaging on Toll Free Number Forbidden
4434 Messaging to Toll Free Number Forbidden
4451 Invalid User Id
4452 Invalid Application Id
4470 Rejected as SPAM (future)
4481 From Number in black list
4482 To Number in black list
4492 Message to emergency number forbidden
4493 Unauthorized
4700 Carrier Rejected as Invalid Service Type
4720 Carrier Rejected as Invalid Destination Address
4740 Carrier Rejected as Invalid Source Address
4750 Carrier Rejected Message
4751 Message too long for carrier
4770 Carrier Rejected as SPAM
4775 Carrier Rejected due to user opt out
5100 Application Error
5101 Application Error
5111 Application Error
5112 Application Error
5143 Application Error
5144 Application Error
5146 Application Error
5201 Application Error
5211 Application Error
5220 Application Error
5231 Application Error
5500 General Message Send Failure
5501 General Message Send Failure
5503 Service Unavailable
5600 Carrier Service Unavailable
5610 Carrier Service Failure
5620 Carrier Application Error
5630 Carrier Application Error
5650 Carrier Service Failure
5999 Unknown error from downstream

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