EX.99.906CERT

         CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT

         Pursuant to Section 906 of the  Sarbanes-Oxley Act of 2002, each of the
undersigned officers of the PRIMECAP Odyssey Funds, does hereby certify, to such
officer's knowledge, that the report on Form N-CSR of the PRIMECAP Odyssey Funds
for the period  ended April 30, 2007 fully  complies  with the  requirements  of
Section 13(a) or 15(d) of the  Securities  Exchange Act of 1934, as  applicable,
and that the  information  contained in the Form N-CSR fairly  presents,  in all
material  respects,  the  financial  condition  and results of operations of the
PRIMECAP Odyssey Funds for the stated period.

/s/ Joel P. Fried
- --------------------------------------------------
Joel P. Fried
Co-Chief Executive Officer, PRIMECAP Odyssey Funds

Dated:   6/21/2007
         ----------------------------------------

/s/ Howard B. Schow
- --------------------------------------------------
Howard B. Schow
Co-Chief Executive Officer, PRIMECAP Odyssey Funds

Dated:   6/21/2007
         -----------------------------------------

/s/ Theo A. Kolokotrones
- --------------------------------------------------
Theo A. Kolokotrones
Co-Chief Executive Officer, PRIMECAP Odyssey Funds

Dated:   6/21/2007
         -----------------------------------------

/s/ David H. Van Slooten
- --------------------------------------------------
David H. Van Slooten
Chief Financial Officer , PRIMECAP Odyssey Funds

Dated:   6/21/2007
         -----------------------------------------
This statement  accompanies this report on Form N-CSR pursuant to Section 906 of
the  Sarbanes-Oxley  Act of 2002 and shall  not be  deemed as filed by  PRIMECAP
Odyssey Funds for purposes of the Securities Exchange Act of 1934.