A rolodex is an object used to store business contact information. It appears in the episodes "Truth or Square" and "Squid Plus One."
It is a collection of papers where the one who owns it puts contacts. A black stand holds the collection of papers.
Role in series
"Truth or Square"
Patchy uses it so he can find people for his TV Show Spectacular.
"Squid Plus One"
Squidward uses it to find friends to go with after getting an invitation to Galleria Diphteria.