UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	August 1, 2006

Form:	S-3
CIK: 0000319654 Company Name: PERMIAN BASIN ROYALTY TRUST File Number: 333-135160
CIK: 0001163165 Company Name: CONOCOPHILLIPS File Number: 333-135160-01