Receive Bulk SMS Callbacks

This is a web service created by you, to receive notifications from Telesign. The details described here are for notifications from Telesign Engage for bulk SMS requests. You can receive notifications from multiple Telesign services at the same endpoint.

Status codes

Status codeAssociated text stringDescription
200Delivered to handsetThe SMS was delivered to the end user's phone. (Final)
203Delivered to gatewayThe SMS was delivered to the gateway. If the gateway responds with further information (including successful delivery to handset or delivery failure), the status is updated. (Intermediate)
207Error delivering SMS to handset (reason unknown)The SMS could not be delivered to the end user's handset for an unknown reason. (Final)
210Temporary phone errorThe SMS could not be delivered to the handset due to a temporary error with the phone. Examples - phone is turned off, not enough memory to store the message. (Final)
211Permanent phone errorThe SMS could not be delivered to the handset due to a permanent error with the phone. For example, the phone is incompatible with SMS, or illegally registered on the network. This can happen when a phone number is blacklisted, or is incorrectly provisioned. (Final)
220Gateway/network cannot route messageThe network cannot route the message to the handset. (Final)
221Message expired before deliveryThe message was queued by the mobile provider and timed out before it could be delivered tothe handset. (Final)
222SMS not supportedSMS is not supported by this phone, carrier, plan, or user.
230Message blocked by TeleSignTelesign blocks a message if it is being sent to a phone number that is on a global blocklist.
231Invalid/unsupportedThe content of the message is not supported.
237Message blocked in requested countryYou requested that messages in a specific country be blocked, and the message was being sent to this country.
238Destination blocked by prefixYou requested that phone numbers with a particular prefix be blocked.
250Final status unknownThe final status of the SMS cannot be determined.
251Message successfully sent out for delivery, however final confirmation of delivery to handset was not received.Message successfully sent out for delivery, however final confirmation of delivery to handset was not received.
286Transaction not attemptedThe SMS is blocked from being sent due to the phone type not being one of the following - mobile, prepaid, personal, or pager.
290Message in progressThe message is being sent to the SMS gateway.
292Queued by gatewayThe SMS gateway has queued the message.
295Status delayedThe status of the SMS is temporarily unavailable.
500Transaction not attemptedNo SMS request was attempted.
502Campaign errorThis error can be generated if there is a problem with the short code used.
503Carrier rejected - temporary problemThis error is generated if there is an error on the carrier or operator side that is temporary and the message can be retried.
504Carrier rejected - permanent errorThis error is generated if there is an error on the carrier or operator side that is permanent and the message should not be retried.
505Error on gateway - temporary errorThis error is generated if there is an error on Telesign's partner side that is considered temporary and the message can be retried.
506Error on gateway - permanent errorThis error is generated if there is an error on Telesign's partner side that is considered permanent and the message should not be retried.
507Invalid destination addressThere is a problem with the destination address used. Either the format is not valid, or the number is not associated with any carrier, or if MSC is used it does not know about this MSISDN.
508Invalid source addressThe message requires a source address. Verify that one is provided and correct.
510Message blocked by subscriber action or requestThe end user has blocked receiving SMS with their carrier plan or by request or from the particular short code used.
511Subscriber low on creditThe end user exceeded their spending limits and cannot receive SMS.
512Roaming errorEnd user cannot receive SMS because their device that receives the messages is roaming.
513Mobile number portability errorSMS failed because ported combinations are unreachable.
514Subscriber absentThe operator/carrier is temporarily unable to reach the end user.
515Suspected spamThis message is considered to be spam by carrier or operator.
521Requested Sender ID is not allowed for destinationThe Sender ID included in this request cannot be used to send messages to this destination phone number. The Sender ID may either be blocklisted for this country or needs to be added to a whitelist for this country.
599Status not availableThe system is unable to provide status at this time.
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