Default User wrote:
>
>
> Ending a sentence in a preposition is not grammatically incorrect.

It is acceptable if there is no alternative. To ask "Where are you at?" is
redundant, and therefore not necessary.


> Typically what happens is that a contraction is used earlier and the
> preposition is used to round out the sentence. People usually don't say
> or write, "Where are you at." What they do produce is, "Where're you
> at." Due to the contraction, the sentence feels chopped off, and the
> insidious "at" creeps in to finish it.

It is often somewhat amusing to listen to people with bad grammar trying to
make things sound proper but not being able to pull it off.