[cbfoulds]

Originally Posted by ocreferee

Mid Atlantic Officials - Umpires.org John Porter is the supervisor. They call everything from recreational to college.

Presuming you are in the DC Metro version of "Northern Virginia" [outer limits aprox. Loudoun & PW Counties] these are the guys. If you are in the Valley ["Greater Winchester"], things are a bit more fragmented: individual Leagues for LL/ Ripkin/ BRBB, Winchester UA for HS; Porter's guys [MAC] handle the NCAA.

And since you titled your OP "Umpire schools ..." I should note that MAC runs [or at least used to run] a really excellent rookie school/ program for newbs which was worth attending even if you never took assignments there.