[mLuby]

A straightforward legal fix is to make location one of the things you can't ask about during hiring, like age, marital status, or disability.

All they should be able to ask is what fraction of their work hours you're available for. It could be that everyone must be online 9-5 PST, or there're a few hours of overlap, or there's no expectation of common work hours as long as you "get your work done."