They call us too and they don't leave a message.  Very likely they are affiliated with another scammer phone number, 682-628-3020.  They also call and don't leave a message.  Likely a 100% chance these are new scammer numbers.  Almost makes a person cancel their phone.

Called the home #, 10 minutes later called mobile # - no message on either.
Shows Alvarado, TX on mobile.

No one there, just hang up; probably just looking for live numbers

Called home# and then few minutes later called mobile#...left no message on either.Shows "unknown caller"

This number called. I did not answer. They left a blank 3 second voicemail. Also shows Unknown Caller.
Soon after, another similar number called. I suspect that they are the same people. (682-628-4231)