> And- I appreciate Charles Oriesz's suggestion about hold to find locked
> lists, and it will definitely be useful. However, anyone have suggestions
> on finding all held lists?

As an Owner if you send the LIST command, LISTSERV will respond with a 
list of your lists. If any are HELD, it will be noted.  The same for a 
Postmaster, except of course all lists on the server will be listed.