Napa
- Acecainide
- Alex Napa
- Centrino
- Cerro Napa
- Dylan Napa
- Ian Napa
- Malachi Napa
- NAPA (gene)
- NAPA Auto Parts
- Napa (band)
- Napa County, California
- Napa High School
- Napa Kiatwanchai
- Napa River
- Napa Valley AVA
- Napa Valley College
- Napa cabbage
- Napa leather
- Napa, California
- Nappa (disambiguation)
- National APIDA Panhellenic Association
- National Academy of Performing Arts
- National Academy of Public Administration (United States)
- National Adaptation Programme of Action
- Native American Programs Act
- North Adriatic Ports Association
- North American Phonetic Alphabet
- Rancho Napa
- Selina Napa
- The Nordic Institute in Greenland