Seceession will be:
Arizona
New Mexico
Texas
Louisiana
Alabama
Mississippi
Florida
N/S Carolina
Georgia
Virginia fragments
W Virginia
Ohio fragments
Indiana
Illinois fragments
Pennsylvania fragments
Missouri
Kansas
Oklahoma
Nevada
Colorado fragments
Idaho
Montana
Wyoming
N/S Dakota
Iowa
Michigan
Or, we could just put walls around the cities and make them their own non-contiguous state.
Also Utah & Arkansas.