Who called from 3362756431

Not sure if offer is real. Offering extremely low prices for smart phones

They called me and asked about our energy usage (electricity and gas). Said we were helping them make our community "green".

They called me and asked about our energy usage (electricity and gas). Said we were helping them make our community "green".

Calls, but leave no message, shows as "unknown name".  I am on the "Do Not Call" listing.  I can not think of any reason this business entity needs to communicate with me.

Already spoke with them once. They called again but did not leave a message.