Who called from 2014196977

called 4x in 2 hours, I didn't answer first 3x, the 4th I did and someone said hello, then hung up... blocked

I get these calls after using either Costco Travel or Alaska Airlines. Wondering if other people experience the same?

2 times unrecognized number, no message. Blocked.

Abandoned call.  Call twice

3 days in a row; at least 3 times a day. Called back and outgoing message is: "Sorry. No one is available to take your call. Goodbye."