| Talcott a Unit -B- #142-321-80148 | Sun Exploration & Production Co. | Matagorda, TXSugar Valley (Talcott A) | Not on scheduleGas | — | — | — | — |
| 142-321-80149 | Hot Oil & Roustabout Service | Matagorda, TXTidehaven ( 8 400 Stray) | Not on scheduleGas | — | — | — | — |
| 242-321-80150 | Hot Oil & Roustabout Service | Matagorda, TXTidehaven ( 8 800) | Not on scheduleGas | — | — | — | — |
| C 342-321-80151 | Hot Oil & Roustabout Service | Matagorda, TXTidehaven ( 8 800) | Not on scheduleGas | — | — | — | — |
| 142-321-80152 | Hot Oil & Roustabout Service | Matagorda, TXTidehaven ( 9 400 Frio) | Not on scheduleGas | — | — | — | — |
| 142-321-80153 | Hot Oil & Roustabout Service | Matagorda, TXTidehaven ( 9 400 Frio) | Not on scheduleGas | — | — | — | — |
| 142-321-80154 | Hot Oil & Roustabout Service | Matagorda, TXTidehaven (10 300) | Not on scheduleGas | — | — | — | — |
| Heffelfinger Grace P. #242-321-80155 | Stone J. G. | Matagorda, TXTidehaven N (Frio Upper 6600) | Not on scheduleGas | — | — | — | — |
| 142-321-80157 | Cra Incorporated | Matagorda, TXTidehaven N (Frio Upper 6600) | Not on scheduleGas | — | — | — | — |
| 142-321-80158 | Terra Resources Inc. | Matagorda, TXTidehaven N (Frio Upper 6600) | Not on scheduleGas | — | — | — | — |
| 142-321-80160 | Gandy-McCauley Inc. | Matagorda, TXTrull (9800) | Not on scheduleGas | — | — | — | — |
| 42-321-8016342-321-80163 | — | Matagorda, TX | Not on scheduleGas | — | — | — | — |
| 1 U42-321-80165 | Gulf Oil Corp. | Matagorda, TXWadsworth (Lewis 9600) | Not on scheduleGas | — | — | — | — |
| 1 L42-321-80167 | Gulf Oil Corp. | Matagorda, TXWadsworth (9800) | Not on scheduleGas | — | — | — | — |
| 142-321-80169 | Tenneco Oil Co. | Matagorda, TXWadsworth South (Doss) | Not on scheduleGas | — | — | — | — |
| 3 L42-321-80170 | Amoco Production Co.-Alvin | Matagorda, TXBay City East (10 200 B) | Not on scheduleGas | — | — | — | — |
| Kilbride #1 L42-321-80171 | Union Texas Petroleum Corp. | Matagorda, TXHamman East (11 200 Frio) | Not on scheduleGas | — | — | — | — |
| Murphy V. C. et al #1 U42-321-80175 | Apache Corporation | Matagorda, TXBlessing E. (Pierce Up.) | Not on scheduleGas | — | — | — | — |
| Hogg State Gas Unit #242-321-80182 | Petro-Lewis Corporation | Matagorda, TXPalacios (Frio -E-) | PluggedGas | — | — | — | — |
| 1 U42-321-80183 | Smith Adolph | Matagorda, TXTidehaven N (Seg. 8370) | Not on scheduleGas | — | — | — | — |
| 142-321-80184 | Mei Operating Company | Matagorda, TXBlessing North (Frio 8000) | Not on scheduleGas | — | — | — | — |
| 42-321-8019642-321-80196 | — | Matagorda, TX | Not on scheduleGas | — | — | — | — |
| 1 M42-321-80201 | Oil & Gas Prop. Management Inc. | Matagorda, TXBlessing NE. (Macdonald Upper) | Not on scheduleGas | — | — | — | — |
| 1 L42-321-80205 | Sun Exploration & Production Co. | Matagorda, TXSugar Valley (Talcott A) | Not on scheduleGas | — | — | — | — |
| 1A42-321-80206 | Sun Exploration & Production Co. | Matagorda, TXSugar Valley (Cayce) | Not on scheduleGas | — | — | — | — |
| 142-321-80207 | Humble Oil & Refining Co. | Matagorda, TXSugar Valley (Cayce) | Not on scheduleGas | — | — | — | — |
| State of Texas -SC- #3 L42-321-80213 | Apd Company | Matagorda, TXCowtrap (Miocene 5250) | PluggedGas | — | — | — | — |
| 142-321-80218 | Tenneco Oil Co. | Matagorda, TXBay City East ( Huebner) | Not on scheduleGas | — | — | — | — |
| 142-321-80222 | Halbouty Michel T. | Matagorda, TXPheasant (F-20) | Not on scheduleGas | — | — | — | — |
| Baer Ranch #a 342-321-80224 | Oleum Incorporated | Matagorda, TXBaer Ranch (Tex-Miss #3) | PluggedGas | — | — | — | — |
| 142-321-80231 | Gandy-McCauley Inc. | Matagorda, TXPheasant (McDonald) | Not on scheduleGas | — | — | — | — |
| 142-321-80234 | Weltman Louis H. & Scott A.J. | Matagorda, TXBlessing NE. (Frio 9600) | Not on scheduleGas | — | — | — | — |
| 242-321-80236 | Humble Oil & Refining Co. | Matagorda, TXSugar Valley (Talcott A) | Not on scheduleGas | — | — | — | — |
| 3842-321-80244 | Sun Exploration & Production Co. | Matagorda, TXMidfields | Not on scheduleGas | — | — | — | — |
| 1 M42-321-80250 | Pan American Petroleum Corp. | Matagorda, TXBay City East ( 8500 Badough) | Not on scheduleGas | — | — | — | — |
| 1042-321-80274 | Sun Exploration & Production Co. | Matagorda, TXMidfields | Not on scheduleGas | — | — | — | — |
| 1342-321-80275 | Sun Exploration & Production Co. | Matagorda, TXMidfields | Not on scheduleGas | — | — | — | — |
| 1 U42-321-80279 | Sun Exploration & Production Co. | Matagorda, TXSugar Valley (Cayce) | Not on scheduleGas | — | — | — | — |
| 1442-321-80282 | Sun Exploration & Production Co. | Matagorda, TXMidfields | Not on scheduleGas | — | — | — | — |
| State Tract 485L SE/4 #1 L42-321-80296 | Shell Oil Company - (Offshore) | Matagorda, TXMatagorda Island Blk. 485-L (E1) | Not on scheduleGas | — | — | — | — |
| Ohio Sun Unit #5K42-321-80299 | Marathon Oil Company | Matagorda, TXMarkham N.-Bay City N (McDonald) | PluggedGas | — | — | — | — |
| 3 U42-321-80304 | Mobil Oil Corporation | Matagorda, TXCove (ME Zone) | Not on scheduleGas | — | — | — | — |
| Rugeley Henry #142-321-80324 | Getty Oil Co. | Matagorda, TXBay City (7450) | PluggedGas | — | — | — | — |
| 142-321-80329 | Mobil Oil Corporation | Matagorda, TXPheasant SW. (Frio K) | Not on scheduleGas | — | — | — | — |
| 1 U42-321-80337 | Mobil Oil Corporation | Matagorda, TXSugar Valley (Bouldin) | Not on scheduleGas | — | — | — | — |
| 74 F42-321-80338 | Texaco Inc. | Matagorda, TXBlessing (Braden 8400) | Not on scheduleGas | — | — | — | — |
| Pierce Estates #142-321-80356 | Bushmaster Production Comp LLC | Matagorda, TXDuncan Slough SE. (Frio Lo.) | ActiveGas | 11,500 | — | — | — |
| 242-321-80363 | Exxon Corp. | Matagorda, TXSugar Valley (Frio 8 500) | Not on scheduleGas | — | — | — | — |
| Herman #242-321-80366 | Mobil Producing TX. & N.M. Inc. | Matagorda, TXSugar Valley (Truitt) | PluggedGas | — | — | — | — |
| 142-321-80371 | Integral Petroleum Corporation | Matagorda, TXSugar Valley S. (Frio 10800) | Not on scheduleGas | — | — | — | — |