| 101 | MASON | Union County, AR | Oil Property | Dec 1983 |
| 102 | MAYFIELD | Union County, AR | Oil Property | Nov 2025 |
| 103 | MCADOO | Union County, AR | Oil Property | Nov 2025 |
| 104 | MCHENRY | Union County, AR | Oil Property | Nov 2025 |
| 105 | MCKINNON | Union County, AR | Oil Property | Nov 2024 |
| 106 | MEDLOCK | Union County, AR | Oil Property | May 1987 |
| 107 | MEEKINS | Union County, AR | Oil Property | Aug 2022 |
| 108 | MILES | Union County, AR | Oil Property | Jul 2025 |
| 109 | MOODY | Union County, AR | Oil & Gas Property | Dec 2025 |
| 110 | MOORE | Union County, AR | Oil Property | Nov 2025 |
| 111 | MORGAN | Union County, AR | Oil & Gas Property | Jun 2025 |
| 112 | MT HOLLY | Union County, AR | Oil Property | Nov 2025 |
| 113 | MURDOCK | Union County, AR | Oil Property | Mar 1968 |
| 114 | MURPHY | Union County, AR | Oil Property | Apr 2023 |
| 115 | MURPHY | Union County, AR | Oil Property | Aug 2025 |
| 116 | MURPHY | Union County, AR | Oil Property | Nov 2025 |
| 117 | N. E. POWLEDGE | Union County, AR | Oil Property | Nov 2025 |
| 118 | NASH | Union County, AR | Oil Property | Nov 2024 |
| 119 | NATURAL RESOURCES | Union County, AR | Oil & Gas Property | Aug 1998 |
| 120 | NATURAL RESOURCES | Union County, AR | Oil & Gas Property | Sep 1994 |
| 121 | NORMAN | Union County, AR | Oil Property | Nov 2025 |
| 122 | NORTHWEST LISBON BLOSSOM UNIT | Union County, AR | Oil Property | Nov 2025 |
| 123 | OBARR | Union County, AR | Oil Property | May 1966 |
| 124 | OLIN | Union County, AR | Oil Property | Jan 2023 |
| 125 | OLIN | Union County, AR | Oil & Gas Property | Nov 2025 |
| 126 | OLIN | Union County, AR | Oil & Gas Property | Dec 2025 |
| 127 | OLIN FEE | Union County, AR | Oil Property | Nov 2025 |
| 128 | PARKER | Union County, AR | Oil Property | Oct 2025 |
| 129 | PATTERSON | Union County, AR | Oil Property | Nov 2025 |
| 130 | PENDLETON | Union County, AR | Oil & Gas Property | Nov 1994 |
| 131 | PERDUE | Union County, AR | Oil & Gas Property | Dec 2025 |
| 132 | PERKINS-EZZELL | Union County, AR | Oil Property | Dec 2025 |
| 133 | PIERCE | Union County, AR | Oil Property | Feb 1990 |
| 134 | POWELL | Union County, AR | Oil Property | Sep 2025 |
| 135 | PRICE | Union County, AR | Oil Property | Jan 2006 |
| 136 | PROTHRO | Union County, AR | Oil Property | Oct 2025 |
| 137 | PUMPHREY | Union County, AR | Oil Property | Sep 1986 |
| 138 | REED | Union County, AR | Oil & Gas Property | Jan 2025 |
| 139 | REED, FRANK | Union County, AR | Oil & Gas Property | Jan 2025 |
| 140 | REYNOLDS | Union County, AR | Oil Property | Apr 1997 |
| 141 | REYNOLDS | Union County, AR | Oil Property | Jan 1990 |
| 142 | RISINGER | Union County, AR | Oil Property | Oct 2025 |
| 143 | RITCHIE BAKER UNIT | Union County, AR | Oil & Gas Property | Jan 2025 |
| 144 | ROGERS | Union County, AR | Oil Property | Dec 2025 |
| 145 | ROSEN | Union County, AR | Oil Property | Oct 2025 |
| 146 | ROWLAND | Union County, AR | Oil Property | Nov 2025 |
| 147 | SAL MAR | Union County, AR | Oil Property | Jul 2025 |
| 148 | SAMPLE REAL | Union County, AR | Oil Property | Apr 2022 |
| 149 | SANDY BEND NACATOCH UNIT | Union County, AR | Oil Property | Nov 2025 |
| 150 | SAXON | Union County, AR | Oil & Gas Property | Nov 2025 |
| 151 | SAXON | Union County, AR | Oil Property | Aug 2025 |
| 152 | SCHMIDT | Union County, AR | Oil Property | Dec 2025 |
| 153 | SHEPPARD | Union County, AR | Oil Property | Oct 2025 |
| 154 | SHULER HILL UNIT | Union County, AR | Oil & Gas Property | Nov 2025 |
| 155 | SHULER HILL UNIT | Union County, AR | Oil Property | Mar 2020 |
| 156 | SIMMONS | Union County, AR | Oil Property | Dec 2025 |
| 157 | SMACKOVER STEAM-THERMAL RECOVERY UNIT | Union County, AR | Oil Property | Nov 2025 |
| 158 | SMACKOVER T.C. MURPHY UNIT | Union County, AR | Oil Property | Nov 2025 |
| 159 | SMITH | Union County, AR | Oil Property | Sep 2025 |
| 160 | SMITH | Union County, AR | Oil Property | Nov 2025 |
| 161 | SMITH | Union County, AR | Oil Property | Feb 1985 |
| 162 | SMITH | Union County, AR | Oil & Gas Property | Nov 2025 |
| 163 | SMITH, ANN | Union County, AR | Oil & Gas Property | Jan 2023 |
| 164 | SNYDER | Union County, AR | Oil Property | Apr 1994 |
| 165 | SOUTHERN | Union County, AR | Oil & Gas Property | Nov 2025 |
| 166 | SPENCER | Union County, AR | Oil Property | Dec 2025 |
| 167 | SPENCER-SINCLAIR | Union County, AR | Oil Property | Dec 2025 |
| 168 | SPENCER-TOWNSEND | Union County, AR | Oil Property | Dec 2025 |
| 169 | SPOONER | Union County, AR | Oil & Gas Property | Dec 2025 |
| 170 | STATE LINE SMACKOVER UNIT | Union County, AR | Oil Property | Sep 2025 |
| 171 | STONE | Union County, AR | Oil Property | Nov 1962 |
| 172 | SUGGS | Union County, AR | Oil & Gas Property | Nov 2025 |
| 173 | SUGGS, M L | Union County, AR | Oil Property | Mar 2020 |
| 174 | SUMNERS, M L | Union County, AR | Oil & Gas Property | Nov 2001 |
| 175 | SWILLEY | Union County, AR | Oil Property | Aug 2025 |
| 176 | TATUM | Union County, AR | Oil Property | Jun 1962 |
| 177 | TATUM | Union County, AR | Oil Property | Nov 2025 |
| 178 | TATUM | Union County, AR | Oil & Gas Property | Nov 2025 |
| 179 | TAYLOR | Union County, AR | Oil Property | Nov 1983 |
| 180 | TERRELL | Union County, AR | Oil Property | Dec 2025 |
| 181 | THOMPSON | Union County, AR | Oil Property | Nov 2025 |
| 182 | TRAMMELL | Union County, AR | Oil Property | Sep 2025 |
| 183 | TRIMBLE | Union County, AR | Oil Property | Nov 2025 |
| 184 | TRULL | Union County, AR | Oil & Gas Property | Dec 2025 |
| 185 | UMSTED | Union County, AR | Oil Property | Nov 2025 |
| 186 | UNION SAWMILL | Union County, AR | Oil Property | Nov 2025 |
| 187 | US MAR | Union County, AR | Oil & Gas Property | Jun 2007 |
| 188 | US MILL | Union County, AR | Oil & Gas Property | Jun 2007 |
| 189 | VINES | Union County, AR | Oil Property | Nov 2025 |
| 190 | W. J. NEWSOM | Union County, AR | Oil Property | Mar 1964 |
| 191 | WALKER-GREGORY | Union County, AR | Oil Property | Jul 2023 |
| 192 | WARD, RUFUS | Union County, AR | Oil Property | Nov 2025 |
| 193 | WEYERHAEUSER | Union County, AR | Oil Property | Dec 2025 |
| 194 | WHITE, E V | Union County, AR | Oil Property | May 2011 |
| 195 | WILLIAMS | Union County, AR | Oil & Gas Property | Jul 2024 |
| 196 | WILSON | Union County, AR | Oil Property | Dec 1978 |
| 197 | WINEMAN, WM P | Union County, AR | Oil Property | Nov 2025 |
| 198 | WINN | Union County, AR | Oil & Gas Property | Dec 2025 |
| 199 | WOODWARD | Union County, AR | Oil Property | Jun 1988 |
| 200 | WOOLEY | Union County, AR | Oil Property | Jun 2025 |