- ZNA stands for Zimbabwe National Army
- ZNA stands for Zen Nippon Airinkai (worldwide koi organization)
- ZNA stands for Ziekenhuis Netwerk Antwerpen (Dutch: Antwerp Hospital Network)
- ZNA stands for Zambia Nurses Association (Lusaka, Zambia)
- ZNA stands for Zodiac of North America, Inc. (Zodiac, SA)
- ZNA stands for Zinio Reader File
- ZNA stands for Nanaimo (Nanaimo Harbour Seaplane Base), British Columbia, Canada (Airport Code)
ZNA