Who called from 3123258700

Called me, left no message and didn't answer on return call

This is for a U.S. Bank branch in Chicago. Left a message to follow-up regarding a transaction I did with them the previous day.

called me @ 10:34 this morning, no message was left, just a phone hanging up

same deal.. didnt leave a voicemail.. no answer on call back.. land line out of chicago

This #  has occasionally shown up on my caller id - at my work number!