>500? Wildcards may make the job easier.
 
What components can I wildcard?  The listname is already *, can I do something
like:
 
USERNAME@IUP*
 
instead of:
 
USERNAEM@IUPOAK
USERNAME@IUPMAPLE
USERNAME@IUP
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Mark J Strawcutter                           BitNet:    MJSTRAW@IUP
Director, Systems and Communications         DNS (mx):  [log in to unmask]
Indiana University of Pennsylvania           Voice:     (412) 357-4000
Indiana, PA   15705                          "you can't nail jello to a tree"