Board Thread:New on Arrowverse Wiki/@comment-807326-20161202023810/@comment-3221148-20161202181640

Xandermcc wrote: Skywarior1 wrote: I'd say go for it. Supergirl exists on a plane where Barry and Cisco can get to a whole lot easier now, now that Supergirl has relocated to Canada.

And she is just one phone call and portal trip away Supergirl is from National city. It was a joke that flew over your head. Supergirl's filming has relocated to Canada.