Who called from 7209071415

Left no message.

Caller ID reads NATIONAL ENROLL.  No message left.

Nobody talks

Only "Denver CO" as caller ID.  Looks like a new number to ignore.   Called on a secondary number that isn't used anymore here so there is no voicemail link to it.

Called back.  Got the well worn message:  "Thank you for calling back  If you are not interested in more calls....."

Telemarketer.  Ignore.