What is a Messaging Short Code?

A short code is a 5 or 6-digit number that can send and receive SMS (and MMS) to and from mobile phones. Short codes are recommended for high volume applications.

Twilio Short Code Offerings

Twilio currently offers short codes leases in 3-month or 1-year increments in the US, Canada, and the UK. Short codes may be a random number, or a vanity number that you pick; A vanity short code is a specific number that you choose, while a random short code is assigned to you and can’t be reviewed in advance. We also support programmable messaging services on customer leased short codes.

Please note that the short code approval process typically takes 8 to 12 weeks.

Short Code Messaging

Twilio short codes can send 100 messages per second by default, but this limit can be raised for an additional fee.

Additional Resources

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