| Abbreviation | Definition |
|---|---|
| AFP | Automatic Frequency Planning |
| AFPS | Affordable Financial Planning Services |
| AHP | Analytic hierarchy process |
| AIFP | Advanced International Flight Planning |
| ALASP | Action Languages Answer Sets and Planning |
| ALPACA | Application for Local Planning And Community Accessibility |
| AMPC | Airport Master Planning Consultants |
| ANMP | Aviation Networks and Mission Planning |
| ANSP | Agency for National Security Planning |
| AOP | Annual Operating Priorities |
| AOYE | America Offers Youth Employment |
| APAAC | Advisory Planning Architecture and Aesthetics Committee |
| APAB | Assessment and Planning Appeal Board |
| APAB | Atlanta Planning Advisory Board |
| APAB | Atlanta Planning and Advisory Board |
| APAC | Area Planning Action Council |
| APB | Area Planning Board |
| APBI | Advance Planning Briefing for Industry |
| APBI | Advance Planning Briefing to Industry |
| APBI | Advanced Planning Briefing for Industry |