Who called from 2136270000

Belongs to a law firm.

called and hung up with out comment.

Someone I know was at my door and called me and at the same time this number came up on my caller id.  I called back and it is disconnected.

are you sure about that because i went online and i found this out:
Missed  Pawlowska Irena (213) 627-0000  Tue 12/22/09  7:48 PM
this is what i got from Comcast.net

Phone Profile


(213) 627-0000

Land Line

Los Angeles, CA
View Details >>

Phone Owner Details
intelius.com    Name:    Available
intelius.com    Address:    Available
1 Address in Los Angeles, CA
intelius.com    Average Income:    Available
intelius.com    Average Home Value:    Available

Additional Info
Carrier:    intelius.com
Time Zone:     PST
County:     Los Angeles
Latitude:     34.05
Longitude:     -118.25

i guess the phone company is playing some games with me

Called. Did. It leave message.  I am guessing telemarketer?  I live in Canada and this is in California.