Pour oil into an electric skillet or deep fryer. Heat to 375°F.
In a shallow bowl, add flour, salt and pepper. Mix well.
In another bowl, add eggs and milk. Beat well with a whisk.
Lay pickle slices out on a paper towel-covered plate. Blot with more paper towels to remove surface moisture.
A few at a time, dip pickles in flour mixture, turning to coat fully.
Then dip in egg mixture, turning to coat.
Dip into flour mixture again, turning to coat fully.
Carefully drop pickles, about 10 at a time, do not crowd, into hot oil.
Fry for 3 minutes or until golden brown, turning once.
Remove with tongs or a spider-strainer to to a paper towel-covered plate to drain.
Repeat with remaining pickles until all are cooked.
Serve warm with ranch dressing and a selection of other dipping sauces.