| Brindley 1 |
25-035-06801 | Plugged |
Oil | Croft Petroleum Co. |
| Brindley 2 |
25-035-06797 | Plugged |
Oil | O'Connor, F.M. |
| Brindley 4 |
25-035-06819 | Plugged |
Dry hole | O'Connor, F.M. |
| Briody 1 |
25-035-21509 | Plugged |
Oil | Blue Diamond Petroleum Inc |
| Britton #3 |
25-035-06147 | Plugged |
Oil | Montana Headlight Oil Co. |
| Britton 2 |
25-035-06064 | Plugged |
Dry hole | Tarrant R. C. |
| Britton 2 |
25-035-06094 | Plugged |
Dry hole | Walgren, C.E. |
| Britton 4 |
25-035-06079 | Plugged |
Dry hole | Indian Oil |
| Britton 5 |
25-035-06090 | Plugged |
Dry hole | Montana Headlight Oil Co. |
| Brown (1-0025-1) 1-31 |
25-035-06300 | Plugged |
Gas | Montana Power Gas Company |
| Brown 1 |
25-035-06706 | Plugged |
Gas | Carter Oil Co. |
| Brown 2 |
25-035-06712 | Plugged |
Oil | Carter Oil Co. |
| Brown 4 |
25-035-06705 | Plugged |
Oil | Carter Oil Co. |
| Bugsby 1 |
25-035-05829 | Plugged |
Dry hole | Flank Oil |
| Bunyak 25-1 |
25-035-07240 | Plugged |
Dry hole | Comanche Drilling Company |
| Bunyak l43x-25 |
25-035-21287 | Plugged |
Dry hole | Fulton Producing Co. |
| CALFTAIL 2 |
25-035-07226 | Plugged |
Dry hole | Pine W H |
| CASADY 1 |
25-035-06674 | Plugged |
Dry hole | Hardrock Oil Company |
| CBAU 5-23 |
25-035-21867 | Plugged |
Dry hole | Union Oil Company Of California |
| CBSU 10-11 |
25-035-21157 | Plugged |
Oil | K2 America Corporation |
| CBSU 10-13 |
25-035-21241 | Plugged |
Gas | K2 America Corporation |
| CBSU 10-14W |
25-035-21158 | Plugged |
Injection | K2 America Corporation |
| CBSU 10-16W |
25-035-21159 | Plugged |
Injection | K2 America Corporation |
| CBSU 10-8W |
25-035-21154 | Plugged |
Injection | K2 America Corporation |
| CBSU 10-9 |
25-035-21155 | Plugged |
Oil | K2 America Corporation |
| CBSU 11-4W |
25-035-21161 | Plugged |
Injection | K2 America Corporation |
| CBSU 14-4W |
25-035-21116 | Plugged |
Injection | K2 America Corporation |
| CBSU 15-1 |
25-035-21163 | Plugged |
Oil | K2 America Corporation |
| CBSU 15-15 |
25-035-21167 | Plugged |
Oil | K2 America Corporation |
| CBSU 15-2W |
25-035-21164 | Plugged |
Injection | K2 America Corporation |
| CBSU 2-14W |
25-035-21150 | Plugged |
Injection | K2 America Corporation |
| CBSU 2-15W |
25-035-21151 | Plugged |
Injection | K2 America Corporation |
| CONT 8 4 |
25-035-05358 | Plugged |
Oil | Frary, G. S. & Frary. B. L. |
| Callison 1B-22 |
25-035-22030 | Plugged |
Gas | EnCana Oil & Gas (USA) Inc. |
| Callison Unit 1-27 |
25-035-05968 | Plugged |
Gas | Montana Power Company |
| Cardwell 3 |
25-035-06475 | Plugged |
Oil | Santa Rita O & G |
| Carman 1 |
25-035-06039 | Plugged |
Dry hole | Tarrant R. C. |
| Carmen 5 |
25-035-06030 | Plugged |
Dry hole | Steele Creek Production |
| Carter-Clark 1 |
25-035-06276 | Plugged |
Dry hole | Jeffries Oil Trust |
| Chatterton 1 |
25-035-05241 | Plugged |
Dry hole | National Parks Oil Co. |
| Chatterton 1 |
25-035-05284 | Plugged |
Injection | Phillips Petroleum Company |
| Clapper 6-33 |
25-035-21831 | Plugged |
Dry hole | Montana Power Company |
| Clarkson #2 |
25-035-05768 | Plugged |
Injection | Union Oil Company Of California |
| Clary-Huestis 12-6 |
25-035-60003 | Plugged |
Dry hole | DEPCO, Inc. |
| Clary-Huestis 12-6 (R) |
25-035-21130 | Plugged |
Dry hole | DEPCO, Inc. |
| Cobb 1 |
25-035-06930 | Plugged |
Dry hole | Modern Oil Co |
| Cobb 1 |
25-035-06948 | Plugged |
Dry hole | Essex Oil |
| Cobb 1 |
25-035-60012 | Plugged |
Dry hole | Huber Mont Corp |
| Cobb 2 |
25-035-06949 | Plugged |
Oil | Crusade & Roidan |
| Cobb 4 |
25-035-06945 | Plugged |
Dry hole | Essex Oil |
| Coburn 1 |
25-035-05824 | Plugged |
Dry hole | Montana Power Company |
| Coburn 15-4-33N-5W |
25-035-22095 | Plugged |
Dry hole | Omimex Canada, Ltd. |
| Coburn 3-4 |
25-035-21740 | Plugged |
Gas | Montana Power Company |
| Colburn 1-9 |
25-035-05807 | Plugged |
Gas | Montana Power Company |
| Cole 1 |
25-035-05492 | Plugged |
Gas | Patterson, H.F. |
| Columbian Co. 1D |
25-035-06742 | Plugged |
Dry hole | Cobb, A.B. & Company |
| Connolly 2 |
25-035-05823 | Plugged |
Oil | Glacier Production Co. |
| Connolly A-20#1 |
25-035-05962 | Plugged |
Gas | Glacier Production Co. |
| Connolly A-20#2 |
25-035-05965 | Plugged |
Dry hole | Union Oil Company Of California |
| Contr. 9 2 |
25-035-05245 | Plugged |
Dry hole | Cobb, E.L. |
| Corrigeaux 2 |
25-035-05854 | Plugged |
Dry hole | Castle & Pardee |
| Corrigeaux 9 |
25-035-05610 | Plugged |
Dry hole | Glacier Production Co. |
| Corrigeux "B" 1 |
25-035-05882 | Plugged |
Dry hole | Pattie-Stewart Etal |
| Corrigeux 2 |
25-035-07138 | Plugged |
Dry hole | Frary, G. S. & Frary. B. L. |
| Cross 5 |
25-035-06768 | Plugged |
Dry hole | Carter Oil Co. |
| Crowley 1 |
25-035-06857 | Plugged |
Oil | Nadeau Brothers |
| Crumley 2 |
25-035-05124 | Plugged |
Dry hole | Crumley, A.E. & Sons |
| Curran 3 |
25-035-05450 | Plugged |
Dry hole | Texaco Exploration and Production Inc. |
| Curran 7 |
25-035-05420 | Plugged |
Dry hole | Texaco Exploration and Production Inc. |
| D C 9 5 |
25-035-05264 | Plugged |
Dry hole | Cobb, A.B. & Company |
| D. F. Stufft |
25-035-06661 | Plugged |
Oil | Texaco Exploration and Production Inc. |
| DF Stufft S1-245 |
25-035-06693 | Plugged |
Oil | Texaco Exploration and Production Inc. |
| DON WILSON 1 |
25-035-06663 | Plugged |
Dry hole | Montalban Oil Etal |
| DOWNING 1 |
25-035-21406 | Plugged |
Dry hole | Comanche Drilling Company |
| DUDLEY 1 |
25-035-21594 | Plugged |
Dry hole | Red Rock Oil & Gas |
| Dahlquist 10 |
25-035-06173 | Plugged |
Oil | Keesun Corporation |
| Dahlquist 11 |
25-035-21762 | Plugged |
Injection | Keesun Corporation |
| Dahlquist 12 |
25-035-06086 | Plugged |
Oil | Montana Power Company |
| Dahlquist 13 |
25-035-06085 | Plugged |
Oil | Montana Power Company |
| Dahlquist 14 |
25-035-06151 | Plugged |
Dry hole | Union Oil Company Of California |
| Dahlquist 18 |
25-035-21304 | Plugged |
Dry hole | Montana Power Company |
| Dahlquist 3 |
25-035-06185 | Plugged |
Oil | Keesun Corporation |
| Dahlquist 4 |
25-035-06253 | Plugged |
Oil | Keesun Corporation |
| Dahlquist 5 |
25-035-06166 | Plugged |
Oil | Keesun Corporation |
| Dahlquist 6 |
25-035-06077 | Plugged |
Oil | Keesun Corporation |
| Dahlquist 7 |
25-035-06172 | Plugged |
Oil | Quicksilver Resources, Inc. |
| Dahlquist 8 |
25-035-06186 | Plugged |
Oil | Union Oil Company Of California |
| Dahlquist 9 |
25-035-06130 | Plugged |
Dry hole | Union Oil Company Of California |
| Danens 1 |
25-035-05802 | Plugged |
Oil | First Etal |
| Davis #1 |
25-035-05291 | Plugged |
Oil | Lee, R.E. |
| Dawson 1 |
25-035-05015 | Plugged |
Dry hole | Jeffries Oil Trust |
| DeRuwe 1 |
25-035-05011 | Plugged |
Dry hole | Montalban Oil Etal |
| DeRuwe 1-A |
25-035-05010 | Plugged |
Dry hole | Montalban Oil Etal |
| Delaney Unit 2-25 |
25-035-05966 | Plugged |
Gas | Montana Power Company |
| Doorenbos 1 |
25-035-06662 | Plugged |
Oil | Texaco Exploration and Production Inc. |
| Doorenbos 2 |
25-035-06653 | Plugged |
Dry hole | Texaco Exploration and Production Inc. |
| Doorenbos 3 |
25-035-06670 | Plugged |
Oil | Texaco Exploration and Production Inc. |
| Doorenbos State 1 |
25-035-06628 | Plugged |
Dry hole | Texaco Exploration and Production Inc. |
| Douglas 1 |
25-035-06728 | Plugged |
Dry hole | Amy Oil |
| Douglas 2 |
25-035-06715 | Plugged |
Dry hole | Amy Oil |