How can I open my locker

Hint 1 of 8:

Did you search the divorce papers?

Hint 2 of 8:

The locker room is the place to start.

Hint 3 of 8:

Look on the back of the membership card.

Hint 4 of 8:

Did you find your locker number?

Hint 5 of 8:

Now find you locker.

Hint 6 of 8:

It faces to the west at the end on a north passage.