- BASA Resources Inc
- Baseline Production Co
- Basic Earth Science Systs Inc
- Basic Earth Science Systs Inc
- Basin Energy Co
- Bass Enterprises
- Bass Enterprises
- Bass Enterprises Production Co
- Bass Enterprises Production Co
- Bass Enterprises Production Co
- Bass Enterprises Production Co
- Bass Enterprises Production Co
- Bataa Oil Inc
- Battenfeld Grease & Oil Corp
- Battle Oil Co
- Battle Oil Co LP
- Battlecat Oil & Gas
- Baxley Oil Co
- Bay Area Oil Supply & Svc Stat
- Bay Oil USA
- Bay Oil USA
- Bay State Exploration Inc
- Bay Terminal
- Baylor Van Meter Jr
- Baylor Van Meter Jr
- Bayne Oil Co
- Bayou City Petroleum
- Bayou Oil & Gas Inc
- Bayou State Oil Corp
- Bayou State Oil Corp
- Bays Exploration Inc
- Bays Exploration Inc
- BBI
- Bbi Oil LTD
- BBL LTD
- BBR Oil Corp
- Beaver Oil Co
- Becherl Co
- Becker Oil Corportion
- Bedford Oil & Gas Inc
- Bedford Oil & Gas Inc
- Bee-Jay Energy
- Beeson Oil
- Bel Court Oil Svc
- Bel Oil Inc
- Belco Oil & Gas Corp
- Belden Enterprises LP
- Belden Enterprises LP
- Belden Enterprises LP
- Belden Enterprises LP
- Belden Enterprises LP
- Belden Enterprises LP
- Bell Brothers
- Bell Brothers
- Bell Brothers
- Bell Brothers Oil Co
- Bell Energy
- Bell Oil Inc
- Bell Oil Inc
- Bellaire Oil Co
- Belmar Oil & Gas Inc
- Belmont Oil Corp
- Belmont Oil Corp
- Belmont Oil Corp
- Belmont Oil Corp
- Belvoir Oil & Gas
- Ben Orrell Oil Producers
- Ben Orrell Oil Producers
- Ben Orrell Oil Producers
- Ben P Rollert
- Ben-Dar Oil Co
- Ben-Dar Oil Co
- Ben-Dar Oil Co
- Benex Oil & Gas
- Bengal Producing
- Bengalia Land & Cattle Co
- Bennett Oil Co
- Bennett Oil Co
- Bennett Production Corp
- Benson Mineral Group Inc
- Benson Montin Greer Drilling
- Benson Montin Greer Drilling
- Benson-Montin-Greer Drilling
- Bentley & Laing
- Bentley & Laing
- Bentley-Simonson Inc
- Berco Resources LLC
- Beredco Inc
- Beredco Inc
- Beren Corp
- Beren Corp
- Berenergy Corp
- Berenergy Inc
- Berexco
- Berexco Corp
- Berexco Inc
- Berexco Inc
- Berexco Inc
- Berexco Inc
- Berexco Inc
- Berexco Inc
- Berexco Inc
- Berexco Inc Garden City
- Bering Operating Co
- Bering Operating Co
- Berlin GH Oil Co Inc
- Bernhardt Producing
- Berry Petroleum Co
- Berry Petroleum Co
- Bert Fields Jr
- Best Homer Oil Prodcr
- Best Kosher Oil Products
- Best Oil Collection
- Beta Oil & Gas Inc
- Beta Oil Co
- Betro Inc
- Betsy Production Inc
- Bettis Boyle & Stovall
- Beverly Oil Co
- Beverly Oil Co
- Bevo Production Co
- Bevo Production Co
- Bevo Production Co
- Bezio Francis F Inc Oil & Bulk
- BGR Productions
- Bi-Petro Inc
- Big D Oil Co
- Big D Oil Co
- Big Daddy's Oil
- Big Horn Gas Gathering LLC
- Big John's Oil Co
- Big-H Drilling Inc
- Biglane Operating Co
- Bijoe Development
- Bileta Corp
- Bill Barrett Corp
- Bill C Burns
- Bill Hughes Drilling Inc
- Bill Weems Oil Inc
- Bill Wiegel
- Bill Williams Oil Co
- Billy Bridewell
- Billy J Knott
- Binger Oil Products LLC
- Binger Operations
- Bird Creek Resources Inc
- Bird Oil Co Inc
- Bird Oil Fueling Ctr
- Bison Energy Partners
- Bitter Creek Pipelines
- Bivens Oil Co
- Bj Nance Oil & Gas
- BKM Production
- Black Bear Oil Corp
- Black Diamond Oil Inc
- Black Hawk
- Black Hawk Oil & Gas
- Black Hills Exploration/Prdctn
- Black Hills Explrtn & Prdctn
- Black Moncrief & Wiley Ofc
- Black River Terminal
- Blackbrush Oil & Gas Inc
- Blacksea Oil & Svc Sttnsppls
- Blair Oil Co
- Blarney Castle Oil Co
- Blarney Castle Oil Co
- Blarney Castle Oil Co
- Blaylock Oil Co
- Blaylock Oil Co
- Blaze Petroleum Corp
- Blessed Oil On Canvas
- Bligh Petroleum
- BLM Pipeline Inc
- Blodgett Oil Co In
- Blodgett Oil Co Inc
- Blossman Oil Co
- Blossman Oil Co
- BLS Productions Co
- Blue Chip Oil Inc
- Blue Flame Energy Corp
- Blue Star Resources Inc
- Bluebell Oil Co
- Bluebonnet Resources Corp
- Bluegate Creek II
- Bluegrass Energy
- Bo Mar Oil & Gas Inc
- Bob & Son Oil Co
- Bob Martens Oil
- Bob Martens Oil
- Bobcat Oil & Gas
- Bobcat Resources
- Bobwhite Production Co
- Boise Petroleum Products
- Boland Exploration Co
- Bolen Oil
- Bonanza Creek Oil Co
- Bonanza Oil Co
- Boncosky Oil Co
- Boncosky Oil Co
- Boone Operating Inc
- Booth Brothers Inc
- Booth Brothers Inc
- Booth Oil Co Inc
- Booth Oil Co Inc
- Booth Resources Inc
- Booth Resources Inc
- Border Patroleum LC
- Borderline Operating
- Borderline Operating
- Borderline Productions
- Borderline Productions
- Borica Oil Inc
- Boss Exploration
- Bosse Brothers Oil
- Bosse Brothers Oil Co
- Boswell Hays Oil Co
- Boswell Interests LTD
- Bouchereau Oil Co Inc
- Bountyland Petroleum Inc
- Bowers Drilling Co
- Bowers Drilling Co
- Bowie Culverts
- Bowie Culverts
- Boyd Phillips Oil Operating Co
- BP
- BP America
- BP America
- BP America
- BP America
- BP America
- BP America Inc
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP America Production Co
- BP Exploration
- BP Exploration Inc
- BP Exploration Inc
- BP Pipeline North America
- BPR Enterprises
- BPS Operating Svc
- Bracken Oil Co
- Brad Sirosky
- Bradford Oil Co
- Bradford Oil Co
- Bradshaw Petroleum Co
- Braha Oil Corp
- Brahman Oil Inc
- Brahman Oil Inc
- Brammer Engineering Inc
- Brandt Oil Co
- Branex Resources Inc
- Brasel & Brasel Inc
- Brasfield Oil & Gas
- Bratco Inc
- Bravo Natural Gas LLC
- BRC Royalty LTD
- Brea Canon Oil Co
- Brea Canon Oil Co
- Brea Canon Oil Co
- Breeze Investments LLC
- Brehm Oil
- Brehm Oil
- Brehm Oil
- Brehm Oil Yard
- Brehm Oil Yard
- Brehm Oil Yard
- Breitburn Energy Co
- Breitburn Energy Co
- Breitburn Energy Corp
- Breitburn Energy Corp
- Brenner Oil
- Brenner Oil Co
- Bretagne
- Bretagne
- Brewer Hendley Oil Co
- Brewer Oil Co
- Brian Wildes
- Bridwell Oil Co
- Bridwell Oil Co
- Bridwell Oil Co
- Bridwell Oil Co
- Bridwell Oil Co
- Bright & Co
- Briles Oil & Gas
- Brinkman Oil Bulk Plant
- British Consulate Gen Oil
- British Petroleum
- Brito Oil Co
- Brittany Oil Co
- Broccoli Oil Co
- Brodeur's Oil Svc
