They called and said "Call for _____ (my name)."  Then hung up.

Except that this board is all about calls *received* from mysterious numbers. So in the context of everyone reading this board, the "called party" is the consumer.

On toll free numbers, the owner of the number is charged, whether they are the caller or the recipient of the call.  Research it

What are you talking about?  Raj's comment says "the calling party is not charged. Instead, the telephone carrier charges the cost of the call to the called party."  That's what a toll-free call is.  The person you are calling (the called party) is charged for the call.  Raj isn't lying, and you are not reading carefully before you post your attack.

This is the number for network solutions.

called. no caller id. left no message.

Correct. It's an internet myth. Many people STILL think that 1-855 is a pay call. It isn't. It's just like 800, 866, 877, 888. That piece of bad information pops up on 800 notes from time to time.

Raj, why are you purposely posting false information? Everyone with a brain knows 855 is a toll free prefix like 800 or 888. It can still be a scam caller, but I don't understand why you're lying and trying to make people think they'll be charged just for answering.

Could be costly to answer:
Area Code 855 Detail
Area code 855 is a future area code reserved for toll-free calls in which the calling party is not charged. Instead, the telephone carrier charges the cost of the call to the called party. Toll-free numbers, such as 855 numbers, have applications such as technical support, customer service, and personal use.

Called and hung up