Stir the cream cheese in a medium bowl until smooth then add the mayo and stir again until smooth.
Add the garlic powder, dill, pepper and salt and stir together then add more salt to taste if needed.
Spread the cream cheese spread on two slices of bread then layer 6-9 slices of cucumber on the bottom half then top with the top slice of bread.
Repeat the process with the remaining bread, cucumbers and cream cheese spread.
Slice off the edges of the sandwiches then slice the sandwiches in half and serve.
