All places in the Places API are categorized into one out of 9 feature classes (represented by letters) and further subcategorized into one out of 684 feature codes.
Feature Codes
| S: Spot, building, farm | ||
| Code | Short Description | Full Description |
|---|---|---|
| CTRA | Atomic center | A facility where atomic research is carried out |
| CTRCM | Community center | A facility for community recreation and other activities |
| CTRF | Facility center | A place where more than one facility is situated |
| CTRM | Medical center | A complex of health care buildings including two or more of the following: hospital, medical school, clinic, pharmacy, doctor's offices, etc. |
| CTRR | Religious center | A facility where more than one religious activity is carried out, e.g., retreat, school, monastery, worship |
| CTRS | Space center | A facility for launching, tracking, or controlling satellites and space vehicles |
| CTYD | Courtyard | An area surrounded by a building or complex and open to the sky |
| CVNT | Convent | A building where a community of nuns lives in seclusion |
| DAM | Dam | A barrier constructed across a stream to impound water |
| DAMQ | Ruined dam | A destroyed or decayed dam which is no longer functional |