MLB's Portland Pioneers Farm System

When all is right with the world, further into the future.

 
   Minor Leagues
                                                                        *shared stadium of existing pro team
Pacific:  Vancouver Mounties (*, and/or BC Place)

AA: Waco Roundtrippers 
A-Advanced:  Washington County HillKings (*Hillsboro (Portland))
A:  Tri-State Riders (*Florence, KY(Cincinnati area))

Rookie-Advanced:  Bakkan Field Outlanders in Williston, North Dakota

click those below

Who could some MiLB affiliate cities be for the likes of Portland MLB ?

Montreal Expos minor league farm system

MLB's Carolina Cougars Farm System