| OLLIE J BOYD 23 #001 | 21355 | Oil | Active |
| OLSEN BLINEBRY #002 | 329326 | Gas | Active |
| OLSEN STUART #001 | 13837 | Gas | Plugged (site released) |
| ONEY #001 | 13046 | Gas | Plugged (site released) |
| ONION KNIGHT FEDERAL COM #202H | 14744 | Oil | Cancelled |
| ONION KNIGHT FEDERAL COM #204H | 14744 | Oil | Cancelled |
| ONION KNIGHT STATE #205C | 14744 | Oil | Cancelled |
| ONION KNIGHT STATE #206C | 14744 | Oil | Cancelled |
| ONION KNIGHT STATE #207C | 14744 | Oil | Cancelled |
| ONYX 35 FEDERAL COM #601H | 7377 | Oil | New |
| ONYX 35 FEDERAL COM #602H | 7377 | Oil | New |
| ONYX 35 FEDERAL COM #711H | 7377 | Oil | New |
| ONYX 35 FEDERAL COM #712H | 7377 | Oil | New |
| ONYX 35 FEDERAL COM #713H | 7377 | Oil | New |
| ONYX 35 FEDERAL COM #714H | 7377 | Oil | New |
| ONYX 35 FEDERAL COM #715H | 7377 | Oil | New |
| ONYX 35 FEDERAL COM #716H | 7377 | Oil | New |
| OPAL #001 | 247692 | Gas | Plugged (not released) |
| OPAL 28 FEDERAL #001 | 232611 | Oil | Plugged (site released) |
| OPAL 36 STATE #001C | 7377 | Oil | Cancelled |
| OPAL 36 STATE #002C | 7377 | Oil | Cancelled |
| OPAL 36 STATE #301H | 7377 | Oil | Active |
| OPHELIA 22 #704C | 7377 | Oil | Cancelled |
| OPHELIA 22 #705C | 7377 | Oil | Cancelled |
| OPHELIA 22 FEDERAL COM #201H | 7377 | Oil | New |
| OPHELIA 22 FEDERAL COM #704H | 7377 | Oil | Active |
| OPHELIA 22 FEDERAL COM #705H | 7377 | Oil | Active |
| OPHELIA 22 FEDERAL COM #706H | 7377 | Oil | Active |
| OPHELIA 22 FEDERAL COM #707H | 7377 | Oil | Active |
| OPHELIA 22 FEDERAL COM #710H | 7377 | Oil | Active |
| OPHELIA 22 FEDERAL COM #742H | 7377 | Oil | Active |
| OPHELIA 22 FEDERAL COM #751H | 7377 | Oil | Active |
| OPHELIA 27 #001H | 7377 | Oil | Active |
| OPHELIA 27 #002C | 7377 | Oil | Cancelled |
| OPHELIA 27 #003C | 7377 | Oil | Cancelled |
| OPHELIA 27 #004C | 7377 | Oil | Cancelled |
| OPHELIA 27 #005C | 7377 | Oil | Cancelled |
| OPHELIA 27 #006C | 7377 | Oil | Cancelled |
| OPHELIA 27 #007C | 7377 | Oil | Cancelled |
| OPHELIA 27 #501H | 7377 | Oil | Active |
| OPHELIA 27 #503H | 7377 | Oil | Active |
| OPHELIA 27 #602H | 7377 | Oil | Active |
| OPHELIA 27 #701H | 7377 | Oil | Plugged (site released) |
| OPHELIA 27 #703H | 7377 | Oil | Active |
| OPHELIA 27 #704C | 7377 | Oil | Cancelled |
| OPHELIA 27 #705C | 7377 | Oil | Cancelled |
| OPHELIA 27 #706C | 7377 | Oil | Cancelled |
| OPHELIA 27 #707C | 7377 | Oil | Cancelled |
| OPHELIA 27 #708H | 7377 | Oil | Active |
| OPHELIA 27 #709H | 7377 | Oil | Active |
| OPHELIA 27 #901H | 7377 | Oil | Active |
| OPHELIA 27 FEDERAL COM #704C | 7377 | Oil | Never Drilled |
| OPHELIA 27 FEDERAL COM #705C | 7377 | Oil | Cancelled |
| OPHELIA 27 FEDERAL COM #706C | 7377 | Oil | Cancelled |
| OPL 3 STATE #001 | 113315 | Oil | Plugged (site released) |
| OPL 3 STATE #002 | 333313 | Oil | Active |
| OPL 3 STATE #003C | 113315 | Oil | Cancelled |
| OPL 4 STATE #001 | 113315 | Oil | Plugged (site released) |
| OPL 4 STATE #002C | 113315 | Oil | Cancelled |
| OPL CATCLAW STATE #001 | 157984 | Gas | Cancelled |
| OPL SOUTH SUNFLOWER 3 STATE #001 | 372171 | Gas | Active |
| OPL TWIN BERRY STATE #001 | 256073 | Gas | Plugged (not released) |
| OPL TWIN BERRY STATE #002 | 157984 | Gas | Cancelled |
| OPL ZACK 17 FEDERAL #001 | 157984 | Oil | New |
| OPL ZACK 8 FEDERAL #001 | 157984 | Oil | New |
| OPTIMIZER 33 STATE #502C | 7377 | Oil | Cancelled |
| OPTIMIZER BVB STATE #001H | 7377 | Oil | New |
| ORA JACKSON #001 | 16314 | Oil | Plugged (site released) |
| ORA JACKSON #002 | 16314 | Oil | Plugged (site released) |
| ORA JACKSON #003 | 16314 | Oil | Plugged (site released) |
| ORA JACKSON A #001 | 2251 | Salt Water Disposal | Plugged (site released) |
| ORA JACKSON A #002 | 2251 | Oil | Plugged (site released) |
| ORANGE HUMPY #001 | 5898 | Oil | Plugged (site released) |
| ORANGE RAIDER BPV STATE #001H | 7377 | Oil | Active |
| ORANGE RAIDER BPV STATE #004C | 7377 | Oil | Cancelled |
| ORBISON BOM STATE COM #001 | 330887 | Gas | Active |
| ORBISON BON STATE COM #002 | 330887 | Oil | Active |
| ORE DIGGER FEDERAL #501H | 229137 | Oil | New |
| ORE DIGGER FEDERAL #502H | 229137 | Oil | New |
| ORE DIGGER FEDERAL #503H | 229137 | Oil | New |
| ORE DIGGER FEDERAL #504H | 229137 | Oil | New |
| ORE DIGGER FEDERAL #601H | 229137 | Oil | New |
| ORE DIGGER FEDERAL #602H | 229137 | Oil | New |
| ORE DIGGER FEDERAL #603H | 229137 | Oil | New |
| ORE DIGGER FEDERAL #604H | 229137 | Oil | New |
| OREGON STATE #001 | 13837 | Oil | Plugged (not released) |
| OREK 16 STATE #001 | 330608 | Gas | Active |
| ORIOLE STATE #001H | 228937 | Oil | Active |
| ORION BQO STATE #001 | 25575 | Oil | Plugged (site released) |
| ORION FEDERAL #001 | 330423 | Oil | Active |
| ORRTANNA 20 FEDERAL #101H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #102H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #103H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #104H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #105H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #106H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #107H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #108H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #201H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #202H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #203H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #204H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #205H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #206H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #209H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #301H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #303H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #305H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #306H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #307H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #308H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #401H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #402H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #403H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #404H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #405H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #406H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #407H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #506H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #507H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #508H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #701H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #702H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #703H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #704H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #705H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #706H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #707H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #708H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #709H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #710H | 7377 | Oil | Active |
| ORRTANNA 20 FEDERAL #711C | 7377 | Oil | Cancelled |
| ORRTANNA 20 FEDERAL #742H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #743H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #744H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #753H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL #754H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL COM #501H | 7377 | Oil | New |
| ORRTANNA 20 FEDERAL COM #503H | 7377 | Oil | New |
| ORYX 14 B1CN FEDERAL COM #001H | 14744 | Oil | New |
| ORYX 14 B1DM FEDERAL COM #001H | 14744 | Oil | New |
| ORYX 14 B2CN FEDERAL COM #001H | 14744 | Oil | New |
| ORYX 14 B2DM FEDERAL COM #001H | 14744 | Oil | New |
| ORYX 14 B3CN FEDERAL COM #001H | 14744 | Oil | Cancelled |
| ORYX 14 B3DM FEDERAL COM #001H | 14744 | Oil | Active |
| ORYX 14 W1CN FEDERAL COM #001H | 14744 | Oil | New |
| OSCA STATE COM #001 | 330423 | Gas | Active |
| OSO FEDERAL #001 | 258660 | Oil | Active |
| OSO NEGRO #001 | 258660 | Oil | Active |
| OSO NEGRO #002 | 258660 | Oil | Active |
| OSPREY 10 #001H | 7377 | Oil | New |
| OSPREY 10 #002C | 7377 | Oil | Cancelled |
| OSPREY 10 #103H | 7377 | Oil | New |
| OSPREY 10 #104H | 7377 | Oil | New |
| OSPREY 10 #105H | 7377 | Oil | New |
| OSPREY 10 #106H | 7377 | Oil | New |
| OSPREY 10 #111H | 7377 | Oil | New |
| OSPREY 10 #112H | 7377 | Oil | New |
| OSPREY 10 #113H | 7377 | Oil | New |
| OSPREY 10 #301H | 7377 | Oil | Active |
| OSPREY 10 #302C | 7377 | Oil | Cancelled |
| OSPREY 10 #302H | 7377 | Oil | Active |
| OSPREY 10 #303C | 7377 | Oil | Cancelled |
| OSPREY 10 #303H | 7377 | Oil | Active |
| OSPREY 10 #304H | 7377 | Oil | Active |
| OSPREY 10 #503H | 7377 | Oil | New |
| OSPREY 10 #504H | 7377 | Oil | New |
| OSPREY 10 #505H | 7377 | Oil | New |
| OSPREY 10 #510H | 7377 | Oil | New |
| OSPREY 10 #511H | 7377 | Oil | New |
| OSPREY 10 #512H | 7377 | Oil | New |
| OSPREY 10 #520H | 7377 | Oil | New |
| OSPREY 10 #521H | 7377 | Oil | New |
| OSPREY 10 #522H | 7377 | Oil | New |
| OSPREY 10 #523H | 7377 | Oil | New |
| OSPREY 10 #524H | 7377 | Oil | New |
| OSPREY 10 #581H | 7377 | Oil | New |
| OSPREY 10 #591H | 7377 | Oil | New |
| OSPREY 10 #592H | 7377 | Oil | New |
| OSPREY 10 #593H | 7377 | Oil | New |
| OSPREY 10 #597H | 7377 | Oil | New |
| OSPREY 10 #601H | 7377 | Oil | Active |
| OSPREY 10 #602H | 7377 | Oil | Active |
| OSPREY 10 #603C | 7377 | Oil | Cancelled |
| OSPREY 10 #603H | 7377 | Oil | New |
| OSPREY 10 #604C | 7377 | Oil | Cancelled |
| OSPREY 10 #604H | 7377 | Oil | New |
| OSPREY 10 #613H | 7377 | Oil | New |
| OSPREY 10 #614H | 7377 | Oil | New |
| OSPREY 10 #701C | 7377 | Oil | Cancelled |
| OSPREY 10 #701H | 7377 | Oil | Active |
| OSPREY 10 #702C | 7377 | Oil | Cancelled |
| OSPREY 10 #702C | 7377 | Oil | Cancelled |
| OSPREY 10 #703C | 7377 | Oil | Cancelled |
| OSPREY 10 #704C | 7377 | Oil | Cancelled |
| OSPREY 10 #705H | 7377 | Oil | Active |
| OSPREY 10 #706H | 7377 | Oil | Active |
| OSPREY 10 #707H | 7377 | Oil | Active |
| OSPREY 10 #751H | 7377 | Oil | New |
| OSPREY 10 #752H | 7377 | Oil | New |