Well, Bill, I don't know of a #5 that is actually carrying day to day
> traffic but there is an operating #5 Crossbar at the Museum of
> Communications in Seattle, Washington. There is also an operating #4
> Crossbar, a Strowger stepper and, get this, an operating PANEL switch in > the
> Museum. All these CO switches operate and you can call from one telephone
> to another while the thing does it's work!
>
> The Museum also has numerous Teletype Corporation machines, gadgets from > the
> network radio and television Control Centers, microwave radio and carrier
> equipment, switchboards, testboards, cable and other Outside Plant items, > etc.
>
> It's just a fantistic place and things are maintained by Telephone > Pioneers
> with some support from Qwest.
>
> If you're in Seattle it's worth a Tuesday morning to go see! Here's a > URL:
>formatting link