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Common SMS error codes

Community Manager
Community Manager

The table below lists some common SMS error codes with explanation of why they occur:


Error code Description

Absent Subscriber

Subscriber handset not connected to the network. Likely turned off or outside the area of coverage.
150 Unknown Subscriber The MSISDN is not active with the carrier
300 Invalid Destination Address The MSISDN does not exist
310 Invalid Source Address The source address is not permitted. Refer to Country Information and local regulations
151 Call Barred Message rejected due to active barring by the end-user.
61 Destination blocked Account not permitted to reach the destination MSISDN
62 Keyword blocked A phrase or word in the body of the message has been caught in the anti-spam filter
255 Error, personal service barring, MT Personal Determined Barring Black List The end-user has opted out from receiving messages. Either all A2P messages or sender ID specific
212 Equipment not short message equipped The number cannot receive text messages, for example Data-SIMs
158 Memory capacity exceeded The handset does not have sufficient free memory to accept the SMS


Shahzad Ismail
Head of Knowledge Management and Community Engagement, Sinch