If you are out of cell phone coverage and need to send a message to someone’s cell. You can do that via APRS. Open up the message part of your APRS radio. In the call sign box type SMSGATE. Then in the message area, top @ and then the call sign followed by the message […]

via Send Text to a cell phone from APRS Radio — Ham Radio Hawaii

It seems odd to me that a Ham Radio can access the Digital Cellular Telephone band.