Yup. That's how I cancelled Comcast.
Me: "I'm moving."
Clerk: "Oh, where to? We can set up your service ahead of time so it's ready when you---"
Me: "Ireland."
Clerk (disappointed): "Oh."
Me: "I'm moving."
Clerk: "Oh, where to? We can set up your service ahead of time so it's ready when you---"
Me: "Ireland."
Clerk (disappointed): "Oh."
The only question I got was: "Is there a roommate or somebody else that could take over the account?"