The alphamegalog of the cities of Minnesota lists the largest city in Minnesota for each letter of the alphabet. In this case, ‘largest’ is based on population within the city proper.

Apple Valley
Bloomington
Coon Rapids
Duluth
Eagan
Fridley
Golden Valley
Hastings
Inver Grove Heights
Jordan
Kasson
Lakeville
Minneapolis
New Brighton
Oakdale
Plymouth
Quamba
Rochester
Saint Paul
Thief River Falls
Ulen
Vadnais Heights
Woodbury
(no X)
(no Y)
Zimmerman