| Advertising | OLI_FLYPURP_ADVERTISING | 13 |
| Aerobatics | OLI_FLYPURP_AEROBATICS | 18 |
| Agricultural (e.g. Crop dusting, seeding, spraying) | OLI_FLYPURP_AGRIC | 7 |
| Air racing | OLI_FLYPURP_AIRRACING | 17 |
| Air transport command | OLI_FLYPURP_AIRTRANS | 23 |
| Animal Shooting/Recovery | OLI_FLYPURP_ANIMAL | 8 |
| Combat | OLI_FLYPURP_COMBAT | 22 |
| Commercial/Aerial photography | OLI_FLYPURP_PHOTOGRAPHY | 14 |
| Construction | OLI_FLYPURP_CONSTRUCTION | 29 |
| Employer owned | OLI_FLYPURP_EMPLOYEROWNED | 6 |
| Fish/Game control | OLI_FLYPURP_GAMECONTROLL | 28 |
| Flight surgeon | OLI_FLYPURP_FLIGHTSURG | 24 |
| Freight/Cargo Carrying | OLI_FLYPURP_FREIGHT | 3 |
| Glider Towing | OLI_FLYPURP_GLIDERTOWING | 27 |
| Instruction | OLI_FLYPURP_INSTRUCTION | 15 |
| Mapping | OLI_FLYPURP_MAPPING | 11 |
| News Gathering | OLI_FLYPURP_NEWS | 20 |
| Nonscheduled (charter) | OLI_FLYPURP_NONSCHED | 2 |
| Off-shore Oil Rig | OLI_FLYPURP_OFFSHOREOILRIG | 26 |
| Other | OLI_OTHER | 2147483647 |
| Personal business | OLI_FLYPURP_PERSONALBUS | 5 |
| Pipe line inspection | OLI_FLYPURP_PIPELINE | 12 |
| Pleasure | OLI_FLYPURP_PLEASURE | 4 |
| Police/Traffic Control | OLI_FLYPURP_TRAFFICCONTROL | 25 |
| Prospecting | OLI_FLYPURP_PROSPECTING | 9 |
| Rescue | OLI_FLYPURP_RESCUE | 21 |
| Scheduled | OLI_FLYPURP_SCHED | 1 |
| Sightseeing | OLI_FLYPURP_SIGHTSEEING | 19 |
| Tester/Experimental | OLI_FLYPURP_EXPERIMENTAL | 16 |
| Unknown | OLI_UNKNOWN | 0 |
| Water bombing | OLI_FLYPURP_WTRBOMB | 10 |
|