"come where" is a grammatically correct and usable phrase in written English.
You can use it when you want to ask someone to come to a certain place. For example, "Come where I am and I'll show you the way."
If you are right that change has come, where is that change?
"Hillary Clinton will have her come where she's needed," he said.
There's a 34km time-trial to come, where the solid Russian will surely assert his dominance.
Now the time has come where software failure is just as likely.
Moments come where you have to find out about something or you can't go on.
Morristown Show to come, where Otto Kahn indulged his pocketbook before he grew musical.
So I knew the time was going to come where we really had to move the memorials.
There are music-hall songs which are better poems than three-quarters of the stuff that gets into the anthologies: Come where the booze is cheaper, Come where the pots hold more, Come where the boss is a bit of a sport, Come to the pub next door!
The biggest savings would likely come where they usually do in a merger — the elimination of jobs.
There are fewer armed men around than in many an African town at peace.In this section The worst is yet to come Where have all the people gone?
Nhu: We were in San Francisco when I heard an appeal for Vietnamese speakers to come where all these Vietnamese orphans were being flown in.
