Heres a good place to look.
http://rcrowe.brinkster.net/tensearch.aspx (http://rcrowe.brinkster.net/tensearch.aspx) EDIT: Link found to be dead 9/27/2-16
Telephone EXchange Name Project
http://www.trbo.org/pub/tenp/TENproject.html (http://www.trbo.org/pub/tenp/TENproject.html)
Bell System Recommended Names
http://www.trbo.org/pub/tenp/Recommended.html (http://www.trbo.org/pub/tenp/Recommended.html)
Database
http://tenproject.cloudapp.net/tensearch.aspx (http://tenproject.cloudapp.net/tensearch.aspx)