Can different keys open the same door?

Can two keys be the same?

No, each key in a dictionary should be unique. You can't have two keys with the same value. Attempting to use the same key again will just overwrite the previous value stored. If a key needs to store multiple values, then the value associated with the key should be a list or another dictionary.

Do locks of the same brand use the same key?

It's easy to spot locks that are keyed alike. "Look right on the box and find a particular key number," Boddie said. For example, locks by Schlage with the Number 10239; one key can open four locks. Kwikset is another popular brand that uses the same method with their packaging.

Are all door keys the same?

While there is seemingly scope for every door lock in the world to require a unique key, reality is that a limited number of different key and door lock combinations exist. This is simply because key and door lock manufacturers don't need to go through the hassle of making each door lock unique.

Are there keys that can open any door?

A skeleton key has the warded section of the key removed so that it opens all the doors of a system. Some applications, such as a building with multiple entrance doors, have numerous locks that are keyed alike; one key will open every door.