ALP
- ABB ALP-44
- ALP (automobile)
- ALPS (disambiguation)
- Access Linux Platform
- Afghan Local Police
- Air Alpes
- AlP
- Alberta Liberal Party
- Aleppo International Airport
- Algorithmic probability
- Alien Loves Predator
- Alkaline phosphatase
- All Liberian Party
- Alp (disambiguation)
- Alphington railway station
- Alpine (Amtrak station)
- Alps (disambiguation)
- Althorpe railway station
- American Labor Party
- Anna Livia Plurabelle
- Antigua Labour Party
- Appliance Link Protocol
- Arthur Loves Plastic
- Association for Logic Programming
- Association of Lincoln Presenters
- Australian Labor Party
- Average Labor Productivity
- Axion
- Bombardier ALP-45DP
- Bombardier ALP-46
- Fire appliances in the United Kingdom
- IBM ALP