| ZAIT #003 | 371484 | Oil | Plugged (site released) |
| ZAIT #004 | 371484 | Oil | Plugged (site released) |
| ZAMBESI A 12 FEE #001A | 7377 | Gas | Cancelled |
| ZAMBESI B 12 FEE #001H | 330423 | Gas | Active |
| ZAMBESI B 12 FEE #002C | 7377 | Gas | Cancelled |
| ZARAFA FF FEDERAL #001 | 14049 | Gas | Plugged (site released) |
| ZARAFA FF FEDERAL #002 | 229137 | Oil | Plugged (site released) |
| ZEBRA FF FEDERAL #001 | 14744 | Salt Water Disposal | Active |
| ZEBU STATE #001 | 229137 | Oil | Plugged (site released) |
| ZEBU STATE #002D | 229137 | Gas | Cancelled |
| ZEKE 12 7 FEDERAL COM #611H | 14744 | Oil | New |
| ZEKE 12 7 FEDERAL COM #613H | 14744 | Oil | New |
| ZEPHYR 33 STATE COM #001 | 330506 | Gas | Active |
| ZEPPELIN 32 W0LI STATE COM #001H | 14744 | Gas | Active |
| ZEPPELIN 32 W0LI STATE COM #003H | 14744 | Gas | Active |
| ZEPPELIN 32 W0MP STATE COM #002H | 14744 | Gas | Active |
| ZEPPELIN 32 W2LI STATE COM #002H | 14744 | Gas | Active |
| ZEPPELIN 32 W2PM STATE COM 01011900 #001C | 14744 | Gas | Cancelled |
| ZEPPELIN 5 B2AD FEE #001C | 14744 | Oil | Cancelled |
| ZEPPELIN 5 W2HE FEE #001C | 14744 | Gas | Cancelled |
| ZEUS #001 | 119305 | Gas | Active |
| ZHU 2331 WC #007H | 217817 | Oil | Cancelled |
| ZHU 2331 WC #008H | 217817 | Oil | New |
| ZHU 2331 WC #009H | 217817 | Oil | Cancelled |
| ZHU 2331 WC #010H | 217817 | Oil | New |
| ZHU 2331 WC #011H | 217817 | Oil | Cancelled |
| ZIA AHZ FEDERAL COM #001 | 6137 | Gas | Active |
| ZIA AHZ FEDERAL COM #002 | 25575 | Oil | Plugged (site released) |
| ZIA AHZ FEDERAL COM #002H | 6137 | Oil | Active |
| ZIA AHZ FEDERAL COM #004H | 7377 | Oil | Cancelled |
| ZIA HILLS UNIT 2331 WC #001H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #002H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #003H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #004H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #005H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #006H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #012H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #707H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #708H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #709H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #710H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #711H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #712H | 217817 | Oil | New |
| ZIA HILLS UNIT 2331 WC #713H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #701H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #702H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #703H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #704H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #705H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #706H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #707H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #708H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #709H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #710H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #711H | 217817 | Oil | New |
| ZIA HILLS UNIT 2431 WC #712H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #701H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #702H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #703H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #704H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #705H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #706H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #707H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #708H | 217817 | Oil | New |
| ZIA HILLS UNIT 2531 WC #709H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #003H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #004H | 217817 | Oil | Active |
| ZIA HILLS UNIT 2731 WC #005H | 217817 | Oil | Active |
| ZIA HILLS UNIT 2731 WC #006H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #007H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #008H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #009H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #010H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #011H | 217817 | Oil | New |
| ZIA HILLS UNIT 2731 WC #012H | 217817 | Oil | Active |
| ZIA HILLS UNIT 2731 WC #013H | 217817 | Oil | Active |
| ZIFFEL BEY STATE COM #001 | 7377 | Gas | Plugged (site released) |
| ZIFFEL BEY STATE COM #002 | 25575 | Gas | Plugged (site released) |
| ZIMA #001 | 4378 | Oil | Plugged (site released) |
| ZINGARO ANG FEDERAL #001 | 25575 | Oil | Plugged (site released) |
| ZINGARO ANG FEDERAL #002 | 25575 | Oil | Cancelled |
| ZINGARO ANG FEDERAL #002Q | 25575 | Oil | Plugged (site released) |
| ZINGARO ANG FEDERAL #003 | 25575 | Gas | Cancelled |
| ZINGARO ANG FEDERAL #003 | 25575 | Gas | Cancelled |
| ZINGARO ANG FEDERAL #003Q | 7377 | Oil | New |
| ZINGARO ANG FEDERAL #004 | 25575 | Gas | Plugged (site released) |
| ZINGARO ANG FEDERAL #005 | 7377 | Gas | Plugged (site released) |
| ZINGARO ANG FEDERAL #006 | 25575 | Gas | Cancelled |
| ZINGARO ANG FEDERAL #007C | 25575 | Gas | Cancelled |
| ZINGARO ANG FEDERAL #007E | 25575 | Gas | Cancelled |
| ZINNIA FEDERAL UNIT #001 | 6137 | Oil | Plugged (site released) |
| ZIP FEDERAL #001 | 229137 | Gas | Cancelled |
| ZIRCON 1 B1 AD STATE #001H | 14744 | Oil | Active |
| ZIRCON 1 B1LI STATE #002H | 14744 | Oil | Cancelled |
| ZIRCON 1 B1MP STATE #001H | 14744 | Oil | Cancelled |
| ZIRCON 1 HE STATE #001H | 14744 | Oil | Active |
| ZIRCON 1 HE STATE #002H | 14744 | Oil | Active |
| ZIRCON 1 LI STATE #001H | 14744 | Oil | Active |
| ZIRCON 1 STATE #001H | 14744 | Oil | Active |
| ZIRCON 1 STATE #002H | 14744 | Oil | Active |
| ZIRCON 11 STATE COM #001D | 14744 | Oil | Cancelled |
| ZIRCON 12 7 B2JK FEDERAL COM #001H | 14744 | Oil | Active |
| ZIRCON 12 7 B2ON FEDERAL COM #001H | 14744 | Oil | Active |
| ZIRCON 12 7 BC FEDERAL COM #001H | 14744 | Oil | Active |
| ZIRCON 12 7 GF FEDERAL COM #001H | 14744 | Oil | Active |
| ZIRCON 12 STATE COM #001D | 14744 | Oil | Cancelled |
| ZIRCON 2 1 B3LI STATE COM #001H | 14744 | Oil | New |
| ZIRCON 2 1 B3MP STATE COM #001H | 14744 | Oil | New |
| ZIRCON 2 1 STATE #611H | 14744 | Oil | New |
| ZIRCON 2 1 STATE #613H | 14744 | Oil | New |
| ZIRCON 2 B1 EH STATE #002H | 14744 | Oil | Active |
| ZIRCON 2 B1DA STATE #002H | 14744 | Oil | Cancelled |
| ZIRCON 2 B1LI STATE #002H | 14744 | Oil | Cancelled |
| ZIRCON 2 B1MP STATE #002H | 14744 | Oil | Cancelled |
| ZIRCON 2 DA STATE #001H | 14744 | Oil | Active |
| ZIRCON 2 EH STATE #001H | 14744 | Oil | Active |
| ZIRCON 2 LI STATE #001H | 14744 | Oil | Active |
| ZIRCON 2 STATE COM #001H | 14744 | Oil | Active |
| ZIRCON 7 FEDERAL #001H | 14744 | Oil | New |
| ZONKED STATE #001 | 372165 | Gas | Active |
| ZONKED STATE #002 | 372165 | Gas | Active |
| ZORRILLO ANZ FEDERAL #001 | 25575 | Oil | Cancelled |
| ZORRILLO ANZ FEDERAL #002 | 7377 | Oil | Plugged (site released) |
| ZUNI 26 27 #333H | 6137 | Oil | Cancelled |
| ZUNI 26 27 #622H | 6137 | Gas | Cancelled |
| ZUNI 26 27 #623H | 6137 | Gas | Cancelled |
| ZZ TOP 6 7 FED COM #408H | 14744 | Oil | New |
| ZZ TOP 6 7 FED COM #528H | 14744 | Oil | New |
| ZZ TOP 6 7 FED COM #568H | 14744 | Oil | New |