What is Santa's real name?

 What is Santa's real name?
Santa Claus, also known as Saint Nicholas, Saint Nick, Kris Kringle, Father Christmas, or
 simply Santa (Santy in Hiberno-English), is a legendary figure of Western Christian culture who is said to bring gifts to the homes of well-behaved ("good" or "nice") children on Christmas Eve (24 December) and the early morning
 

Where do I mail a letter to Santa?

Where do I mail a letter to Santa?
Have the child write a letter to Santa and place it in an envelope addressed to: Santa Claus, North Pole. Write a personalized response to the child's letter and sign it "From Santa."

What is Santa's postal code?

What is Santa's postal code?
H0H 0H0
"His postal code is H0H 0H0," he said, alluding to a mailing address assigned to
 Santa by Canada Post. The postal service responds each year to tens of thousands of children's letters from around the world addressed to Santa Claus, North Pole, H0H 0H0, Canada.

What is the real Santa's address?

What is the real Santa's address?
 Santa Claus Main Post Office.
FI-96930 Arctic Circle.
FINLAND.
(Please be sure to write the country name FINLAND in all capital letters in the mailing address to ensure proper delivery)