UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: July 16, 2015 9:00 A.M.
Form: S-4
CIK: 0000046765
Company Name: HELMERICH & PAYNE INC
File Number: 333-205219
CIK: 0001305993
Company Name: Helmerich & Payne International Drilling Co.
File Number: 333-205219-01