| 1201 | COPELAND | Kingfisher County, OK | Oil & Gas Property | Jul 2025 |
| 1202 | COPELAND | Kingfisher County, OK | Oil & Gas Property | Jun 2025 |
| 1203 | COPELAND | Okmulgee County, OK | Oil & Gas Property | Sep 2020 |
| 1204 | COPELAND | Canadian County, OK | Oil & Gas Property | Jul 2025 |
| 1205 | COPELAND 34-3-10-6 | Grady County, OK | Oil & Gas Property | Jun 2025 |
| 1206 | COPENHAVER | Woods County, OK | Oil & Gas Property | Dec 2023 |
| 1207 | COPHER | Cotton County, OK | Oil Property | Jun 2025 |
| 1208 | COPP | Texas County, OK | Oil & Gas Property | Jun 2025 |
| 1209 | COPPEDGE | Creek County, OK | Oil Property | Nov 2024 |
| 1210 | COPPER 26/23 MD | Ellis County, OK | Oil & Gas Property | Jun 2025 |
| 1211 | COPPERHEAD | Kay County, OK | Oil & Gas Property | Jul 2025 |
| 1212 | COPPERHEAD 7-17N-10W | Blaine County, OK | Oil & Gas Property | Jun 2025 |
| 1213 | COPPERPLATE 1605 | Kingfisher County, OK | Oil & Gas Property | Jun 2025 |
| 1214 | COPPINGER | Oklahoma County, OK | Oil Property | Jun 2025 |
| 1215 | COPPLE G | Texas County, OK | Oil & Gas Property | Sep 2024 |
| 1216 | COPPOCK | Major County, OK | Oil & Gas Property | Jun 2025 |
| 1217 | COPPOCK | Beaver County, OK | Oil & Gas Property | Jun 2025 |
| 1218 | CORA CASE | Major County, OK | Oil & Gas Property | Sep 2014 |
| 1219 | CORA KATHERINE | Stephens County, OK | Oil & Gas Property | Jul 2025 |
| 1220 | CORA MAE 0506 | Grady County, OK | Oil & Gas Property | Jun 2025 |
| 1221 | CORA MARTIN | Alfalfa County, OK | Oil & Gas Property | Jul 2025 |
| 1222 | CORBETT | Noble County, OK | Oil Property | Oct 2007 |
| 1223 | CORBETT | Oklahoma County, OK | Oil & Gas Property | Jun 2025 |
| 1224 | CORBIN | Creek County, OK | Oil Property | Dec 2023 |
| 1225 | CORBIN | Kingfisher County, OK | Oil & Gas Property | Jun 2025 |
| 1226 | CORBIN | Woods County, OK | Oil & Gas Property | Jun 2025 |
| 1227 | CORBIN-DILLARD | Stephens County, OK | Oil Property | Sep 2023 |
| 1228 | CORDES | Custer County, OK | Oil & Gas Property | Feb 2025 |
| 1229 | CORDES 1 | Alfalfa County, OK | Oil & Gas Property | Jun 2025 |
| 1230 | CORDES 2710 | Alfalfa County, OK | Oil & Gas Property | Jun 2025 |
| 1231 | CORDUM | Roger Mills County, OK | Oil & Gas Property | Jun 2025 |
| 1232 | COREY | Creek County, OK | Oil Property | Aug 2012 |
| 1233 | CORLESS | Ellis County, OK | Oil & Gas Property | Jun 2025 |
| 1234 | CORLEY | Grady County, OK | Oil & Gas Property | Jun 2025 |
| 1235 | CORMACK | Alfalfa County, OK | Oil & Gas Property | Jul 2025 |
| 1236 | CORMACK | Grant County, OK | Oil & Gas Property | Jun 2025 |
| 1237 | CORMACK & WILBER 21-27-10 | Alfalfa County, OK | Oil & Gas Property | Jun 2025 |
| 1238 | CORNEIL | Grant County, OK | Oil Property | May 2025 |
| 1239 | CORNELIUS | Creek County, OK | Oil Property | Jul 2025 |
| 1240 | CORNELL | Custer County, OK | Oil & Gas Property | May 2025 |
| 1241 | CORNELL | Kingfisher County, OK | Oil & Gas Property | Jun 2025 |
| 1242 | CORNELL UNIVERSITY | Garvin County, OK | Oil & Gas Property | Dec 2023 |
| 1243 | CORNELSEN | Major County, OK | Oil & Gas Property | Jul 2025 |
| 1244 | CORNELSEN | Major County, OK | Oil & Gas Property | Oct 2017 |
| 1245 | CORNELSON | Major County, OK | Oil & Gas Property | Jul 2025 |
| 1246 | CORNER POCKET 1707 | Kingfisher County, OK | Oil & Gas Property | Jun 2025 |
| 1247 | CORNFORTH | Logan County, OK | Oil & Gas Property | May 2015 |
| 1248 | CORONA | Garvin County, OK | Oil & Gas Property | Jun 2025 |
| 1249 | CORONADO | Hughes County, OK | Gas Property | Jun 2025 |
| 1250 | CORONADO 18 | Wagoner County, OK | Gas Property | Jun 2017 |
| 1251 | CORRELL | Payne County, OK | Oil & Gas Property | Aug 1998 |
| 1252 | CORSAIR | Woods County, OK | Oil & Gas Property | Jun 2025 |
| 1253 | CORSE 11/14 | Ellis County, OK | Oil & Gas Property | Jun 2025 |
| 1254 | CORSE, LAURA | Ellis County, OK | Oil & Gas Property | Jun 2025 |
| 1255 | CORVIN | Pontotoc County, OK | Oil Property | Dec 2017 |
| 1256 | CORWIN | Major County, OK | Oil & Gas Property | Jul 2025 |
| 1257 | COSAR | Seminole County, OK | Oil Property | Feb 1998 |
| 1258 | COSBY | Grady County, OK | Oil & Gas Property | Jul 2025 |
| 1259 | COSDEN DERDEYN | Garvin County, OK | Oil Property | Nov 2024 |
| 1260 | COSGROVE | Coal County, OK | Gas Property | Jun 2025 |
| 1261 | COSPER | Coal County, OK | Gas Property | Jun 2025 |
| 1262 | COSSEY | Caddo County, OK | Oil Property | Nov 2024 |
| 1263 | COSTELLO | Carter County, OK | Oil Property | Feb 2025 |
| 1264 | COSTELLO 1H-30 | Hughes County, OK | Gas Property | Jun 2025 |
| 1265 | COSTELLO 2 | Coal County, OK | Gas Property | Jun 2025 |
| 1266 | COSTILOW | Latimer County, OK | Gas Property | Jun 2025 |
| 1267 | COTCHA | Seminole County, OK | Oil Property | Jun 2025 |
| 1268 | COTHAM | Payne County, OK | Oil & Gas Property | May 2025 |
| 1269 | COTHERN 1 | Logan County, OK | Oil & Gas Property | May 2025 |
| 1270 | COTNER | Grady County, OK | Oil & Gas Property | Jun 2025 |
| 1271 | COTTER 2015 | Major County, OK | Oil & Gas Property | Jul 2025 |
| 1272 | COTTMAN | Kay County, OK | Oil & Gas Property | Apr 2019 |
| 1273 | COTTOM | Major County, OK | Oil & Gas Property | Jun 2025 |
| 1274 | COTTON | Roger Mills County, OK | Oil & Gas Property | Jun 2025 |
| 1275 | COTTON | Garvin County, OK | Oil & Gas Property | Jul 2025 |
| 1276 | COTTON | Creek County, OK | Oil & Gas Property | Jun 2025 |
| 1277 | COTTON | Okmulgee County, OK | Oil Property | Jun 2009 |
| 1278 | COTTONTAIL | Garfield County, OK | Oil & Gas Property | Jul 2025 |
| 1279 | COTTONTAIL 31 30-17N-11W | Blaine County, OK | Oil & Gas Property | Jun 2025 |
| 1280 | COTTONWOOD | Stephens County, OK | Oil & Gas Property | Jul 2025 |
| 1281 | COTTONWOOD 10-25-12 1H | Alfalfa County, OK | Oil & Gas Property | Jun 2025 |
| 1282 | COTTONWOOD 32-10-8 | Grady County, OK | Gas Property | Jun 2025 |
| 1283 | COTTONWOOD 34/10 AF | Ellis County, OK | Oil & Gas Property | Jun 2025 |
| 1284 | COTTONWOOD CREEK | Carter County, OK | Oil Property | Jun 2025 |
| 1285 | COTTONWOOD EAST 1-25-24XH | Stephens County, OK | Oil & Gas Property | Jul 2025 |
| 1286 | COTTRELL | Garvin County, OK | Oil & Gas Property | Jul 2022 |
| 1287 | COUCH | Haskell County, OK | Gas Property | Jun 2025 |
| 1288 | COUCH | Stephens County, OK | Gas Property | May 2018 |
| 1289 | COUCH 1H-19 | Atoka County, OK | Gas Property | Jun 2025 |
| 1290 | COUGAR | McClain County, OK | Oil & Gas Property | Jun 2025 |
| 1291 | COUGAR | Grady County, OK | Oil & Gas Property | Jul 2025 |
| 1292 | COUGAR 6-7 | Hughes County, OK | Oil & Gas Property | Jun 2025 |
| 1293 | COUGHLAN-W | Kingfisher County, OK | Oil & Gas Property | Jul 2017 |
| 1294 | COULSON | Custer County, OK | Oil & Gas Property | Jul 2025 |
| 1295 | COULTER | Grant County, OK | Oil & Gas Property | Jul 2025 |
| 1296 | COULTER | Major County, OK | Oil & Gas Property | Jul 2025 |
| 1297 | COULTER | Grant County, OK | Oil & Gas Property | Jul 2025 |
| 1298 | COUNTY LINE | Pottawatomie County, OK | Oil & Gas Property | Jun 2025 |
| 1299 | COUNTY LINE | Creek County, OK | Oil & Gas Property | Dec 2019 |
| 1300 | COUNTY LINE | Grady County, OK | Oil & Gas Property | Jun 2025 |