| RFGroup_ID | RFGroup_Desc | RFGroup_Help |
| 1010 | Continent | Geographic locations - Continents and Land Masses |
| 1011 | Ocean | Geographic locations - Ocean areas |
| 1020 | Country | Geographic locations - Countries |
| 1021 | Sea | Geographic locations - Seas and large marine areas |
| 1030 | State or Province | Geographic locations - States or Provinces |
| 1031 | Marine Region | Geographic locations - Marine Region within a sea or large gulf |
| 1040 | County | Geographic locations - County or Provincial sub-region |
| 1041 | Offshore/Marine Zone | Geographic locations - Offshore/Marine sector |
| 1050 | City or Municipality | Geographic locations - Cities and Municipalities |
| 1060 | Oilfield | Name reference for oilfields and subsurface hydrocarbon deposits |
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