Union Public Service Commission UPSC Civil Services Results 2011 of Preliminary Examination are published today 18th August 2011 and available in the Official UPSC Website : http://upsc.gov.in
List of Selected Candidates in UPSC Preliminary Civil Services Exam (CSE) 2011 with Roll Numbers are available in the below links. Candidates Selected in Civil Services Preliminary Exam 2011 are Eligible for Civil Services Mains Exam 2011.
UPSC CSE Preliminary Results 2011 :
UPSC Civil Services Prelims Exam 2011 Held on 12th June 2011 for Paper-I & II , (CSAT & General Studies ).
All the Best!!!