i called back number 0426 229 578 rang 3 times then goes to busy tone

i called back number 0426 229 578 spoke to a guy who said company name is Credit Corp.

called 3 times in under an hour, wont tell me where he is calling from and called me a liar when i stated 3 calls in under an hour. derrr your caller id is in my recent calls 3 times IDIOTS!