Only *true mobile phone numbers* can receive SMS from shortcodes. Here is a list...

rsync on Feb 2, 2020 | parent | context | favorite | on: My Second Phone Is in the Cloud

Only true mobile phone numbers can receive SMS from shortcodes.

Here is a list of carriers that are properly registered to receive SMS from shortcodes:

"... short code carriers have arrangements to exchange messages with mobile phone numbers only ..."[1]

_-___________-_ on Feb 2, 2020 [–]

I guess this is a US thing, then. It's definitely not true in general, as I said.