This is often translated as "to" but this is can be unhelpful.  In terms of movement, it's better to think of it as "towards".
Hungarians don't say that they gave a present to their mother (using -hoz), they say that the gave a present for their moth (using -nak).  

*******  Compared to London, Totternhoe is small.  See also compared to

This is the "movement towards" member of the triad.

Compare to:

	Ágihoz megyek. I am going to(wards) Agi.
	Áginál vagyok. I am at/by (the house of, or stood by) Ági.
	Ágitól jöttem. I came from (the house of, or being next to) Ági.

Application of this case implies that an object is solid and that you are not (going towards/coming from) inside it.