There’s so much variety in Paris.
As for where the live, the options are endless, though it depends on your personal preference, and most importantly, your budget.
Most postal codes—the last two digits—identify the arrondissements.
75003 would refer to an area in the third arrondissement, for example.
There are 20 of them arranged in a clockwise spiral, like a cinnamon roll or snail shell, if you will.