EX-99.906CERT

Section 906 Certifications


                CERTIFICATION PURSUANT TO 18 U.S.C SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


John V. Murphy, Principal Executive Officer, and Brian W. Wixted, Principal
Financial Officer, of Oppenheimer International Small Company Fund (the
"Registrant"), each certify to the best of his knowledge that:

1. The Registrant's periodic report on Form N-CSR for the period ended February
   28, 2007 (the "Form N-CSR") fully complies with the requirements of Section
   15(d) of the Securities Exchange Act of 1934, as amended; and

2. The information contained in the Form N-CSR fairly presents, in all material
   respects, the financial condition and results of operations of the
   Registrant. This certification is being furnished to the Commission solely
   pursuant to 18 U.S.C. ss. 1350 and is not being filed as part of the Form
   N-CSR filed with the Commission.


Principal Executive Officer                      Principal Financial Officer

Oppenheimer International Small                  Oppenheimer International Small
Company Fund                                     Company Fund



/s/ John V. Murphy                               /s/ Brian W. Wixted
- -------------------------------                  -------------------------------
John V. Murphy                                   Brian W. Wixted

Date: April 10, 2007                             Date: April 10, 2007