Who called from 2137611121

They are trying to sell vacations, they call repeatedly, even after I have asked them to stop calling.  I finally blocked this number.

They said they were calling from Tricare.  They called repeatedly trying to obtain personal information.

213-761-1121 "los angeles ,ca"
I receive numerous calls from this line everyday and never any messages on my machine.
Today I did pick up, to find a thick accented woman inquiring about my military insurance and if I still use it and have current coverage.  I asked what company she was calling from, she did not reply, but only to tell me she is verifying my insurance carrier and coverage.
I did not provide the information she asked for and I did request for my name to be removed from her calling list.

Received three calls from this number, caller ID reflects Los Angeles, CA.  never leave a message.