| 2 C42-339-00454 | Sun Exploration & Production Co. | Montgomery, TXConroe (P-13) | PluggedGas | — | — | — | — |
| Stewart W. F. #142-339-00830 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | Not on scheduleGas | — | — | — | — |
| 3 U42-339-01340 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedGas | — | — | — | — |
| 6 U42-339-01343 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedGas | — | — | — | — |
| Keystone Mills #1142-339-01348 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedOil | — | — | — | — |
| Keystone Mills #1242-339-01349 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedOil | — | — | — | — |
| Keystone Mills #1542-339-01351 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | Not on scheduleOil | — | — | — | — |
| Keystone Mills #1942-339-01356 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedOil | — | — | — | — |
| Keystone Mills #2242-339-01358 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedOil | — | — | — | — |
| Keystone Mills #2142-339-01359 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| South Texas Dev. Co. #142-339-01563 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| South Texas Dev. Co. #342-339-01565 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | Not on scheduleOil | — | — | — | — |
| South Texas Dev. Co. #442-339-01566 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedOil | — | — | — | — |
| Foster #1142-339-01663 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Foster #1742-339-01669 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Foster #1942-339-01671 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Foster #3042-339-01682 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | PluggedOil | — | — | — | — |
| Foster #3142-339-01683 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | Not on scheduleOil | — | — | — | — |
| Foster #3242-339-01684 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Clark Wm. #342-339-01934 | Sun Exploration & Production Co. | Montgomery, TXConroe | PluggedOil | — | — | — | — |
| Foster #1242-339-80757 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Foster #5242-339-80783 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Keystone Mills #1D42-339-80790 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Keystone Mills #2D42-339-80792 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Keystone Mills #3D42-339-80793 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Keystone Mills #4D42-339-80794 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Keystone Mills #5D42-339-80795 | Sun Exploration & Production Co. | Montgomery, TXConroe | Not on scheduleOil | — | — | — | — |
| Keystone Mills #2D42-339-81030 | Sun Exploration & Production Co. | Montgomery, TXConroe ( Cockfield Upper) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #5142-353-01277 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #5242-353-01278 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #5342-353-01279 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #7142-353-01315 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #7242-353-01316 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #7342-353-01317 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #7442-353-01318 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #1142-353-01331 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #1242-353-01332 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #6142-353-01360 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #3142-353-01363 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #3342-353-01364 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #3442-353-01365 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #2142-353-80256 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| R-H Penn Reef Unit #8142-353-80268 | Sun Exploration & Production Co. | Nolan, TXRowan & Hope (Penn. Reef) | Not on scheduleOil | — | — | — | — |
| 542-355-01588 | Sun Exploration & Production Co. | Nueces, TXSaxet ( 2 600) | Not on scheduleGas | — | — | — | — |
| 742-355-01590 | Sun Exploration & Production Co. | Nueces, TXSaxet ( 3 900) | Not on scheduleGas | — | — | — | — |
| 443142-355-02551 | Sun Exploration & Production Co. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | Not on scheduleGas | — | — | — | — |
| 242-355-02610 | Sun Exploration & Production Co. | Nueces, TXMustang Island (11 Sand) | Not on scheduleOil | — | — | — | — |
| 342-355-02611 | Sun Exploration & Production Co. | Nueces, TXMustang Island ( 8 Sand) | Not on scheduleOil | — | — | — | — |
| 1 G42-355-02640 | Sun Exploration & Production Co. | Nueces, TXRed Fish Bay (Zone 9) | Not on scheduleOil | — | — | — | — |
| State Tract 424 #342-355-02642 | Sun Exploration & Production Co. | Nueces, TXRed Fish Bay (Zone 17) | Not on scheduleOil | — | — | — | — |