How long does Swiss cheese last?

The shelf life of Swiss cheese depends on the type and how it is stored.

Unopened Swiss cheese:

* In the refrigerator: 3 to 4 weeks

* In the freezer: Up to 6 months

Opened Swiss cheese:

* In the refrigerator: 1 to 2 weeks

* In the freezer: Up to 4 months

To extend the shelf life of Swiss cheese, wrap it tightly in plastic wrap or aluminum foil and store it in the coldest part of the refrigerator or freezer.