| Alaska Oil & Gas Association |
www.aoga.org |
| American Association of Petroleum Geologists |
www.aapg.org |
| American Institute of Chemical Engineers |
www.aiche.org |
| American Association of Professional Landmen (AAPL) |
www.landman.org |
| American Gas Association |
www.aga.org |
| American
Royalty Council |
www.americanroyaltycouncil.com |
| American Petroleum Institute |
www.api.org |
| Association of Energy Service Companies |
www.aesc.net |
| California Independent Petroleum Association |
www.cipa.org |
| Canadian Association of Petroleum Land Administration (CAPLA) |
www.caplacanadao.org |
| Colorado Oil and Gas Association |
www.coga.org |
| Council of Petroleum Accountants Societies (COPAS) |
www.copas.org |
| Dalworth Association of Division Order Analysts |
www.dalworth.org |
| Denver Association of Division Order Analysts |
www.dadoa.org |
| Energy Connection |
www.energyconnect.com |
| Energy and Mineral Law Foundation |
www.emlf.org |
| Gas Research Institute |
www.gri.org |
| Houston Association of Division Order Analysts (HADOA) |
www.hadoa.org |
| Illinois Oil and Gas Association |
www.ioga.com |
| Independent Petroleum Association of America (IPAA) |
www.ipaa.org |
| Independent Petroleum Association of the Mountain States |
www.ipams.org |
| Interstate Oil and Gas Compact Commission (IOGCC) |
www.iogcc.oklaosf.state.ok.us |
| Kentucky Oil and Gas Association |
users.mikrotec.com/~kyoilgas/index.html |
| Louisiana Independent Oil and Gas Association |
www.lioga.com |
| Mountain Petroleum Association |
www.mountainpetroleum.org |
| National Association of Lease and Title Analysts (NALTA) |
www.nalta.org |
| Natural Gas Supply Association |
www.ngsa.org |
| NAPE |
www.napeonline.com |
| National Association of Royalty Owners-Texas (NARO-Texas) |
www.naro-tx.org |
| National Association of Royalty Owners |
www.naro-us.org |
| New Mexico Oil and Gas Association |
www.nmoga.org |
| North Texas Energy Council, Inc. |
www.ntenergycouncil.org |
| Ohio Oil and Gas Association |
www.ooga.org |
| Oil Link Directory |
www.oillink.com |
| Oklahoma Energy Resource Board (OERB) |
www.oerb.com |
| Oklahoma Independent Petroleum Association (OIPA) |
www.oipa.com |
| Oklahoma Mid-Continent Oil and Gas Association |
www.okmoga.com |
| Panhandle Producers and Royalty Owners Association |
www.pproa.org |
| Permian
Basin Association of Division Order Analysts |
www.orgsites.com/tx/pbadoa |
| Permian Basin Petroleum Association |
www.permianbasin.org |
| Petroleum Accountants Society of Canada (PASC) |
www.petroleumaccountants.com |
| Petroleum Foundation of America, Inc. |
www.dnai.com/~pfa/ |
| Petroleum Marketers Association of America (PMAA) |
www.pmaa.org |
| Petroleum Technology Transfer Council |
www.pttc.org |
| Rocky Mountain Mineral Law Foundation |
www.rmmlf.org |
| Society of Petroleum Engineers |
www.spe.org |
| Tennessee Oil and Gas Association |
www.tennoil.com |
| Texas Alliance of Energy Producers |
www.ntoga.org |
| Texas Independent Producers and Royalty Owners |
www.tipro.org |
| Texas Oil and Gas Association |
www.txoga.org |
| Tulsa Association of Petroleum Landmen |
www.landmen.org/tapl/index.htm |
| West Virginia Oil and Natural Gas Association |
www.wvonga.com |
| Wyoming Independent Producers Association |
www.energyconnect.com/wipa/ |
