What is the name and contact information for the literary agency which
represents Frank McCourt (author of Angelas Ashes)?

According to several online sources, Frank McCourt is represented by
Molly Friedrich, of the Aaron M. Priest Literary Agency.

"Seven-Figure Molly. That's Molly Friedrich of the New York Aaron
Priest Literary Agency, an agent who represents Frank McCourt
(Angela's Ashes) and Jane Smiley (Moo), among other prominent
authors."

Rocky Mountain News: Pros offer tips on landing a literary agent
http://www.rockymountainnews.com/drmn/books/article/0,1299,DRMN_63_2630014,00.html

Contact info:

" The Aaron M. Priest Literary Agency
  708 Third Ave., 23rd Floor
  New York, NY 10017-4103
  
  Molly Friedrich
  mfriedrich@aaronpriest.com "

Everyone Who's Anyone
http://everyonewhosanyone.com/agus2.html

" The Aaron M. Priest Literary Agency 
  708 Third Avenue, 23rd Floor
  New York NY 10017

  Phone 001 212 818 0344

  Fax 001 212 373 0417 "

Writers' Services
http://www.writersservices.com/agent/us/Aaron_priest.htm

My Google search strategy:

Google Web Search: "represents frank mccourt"
://www.google.com/search?hl=en&q=%22represents+frank+mccourt

I hope this is precisely the information you need. If it is not,
please request clarification; I'll gladly offer further assistance
before you rate my answer.

Best regards,
pinkfreud

Even more than I needed. Thanks!