LNB
LNB is an abbreviation for:
- Laredo National Bank , an American bank headquartered in Laredo, Texas
- Late Night Berlin , a German late night show
- Latvijas Nacionālā bibliotēka , the Latvian National Library in Riga
- Lausitzer Naturstein- und Baustoffwerke , a subsidiary of Basalt-Actien-Gesellschaft with headquarters in Linz am Rhein
- Head of Intelligence Operations (Intelligence and Air Traffic Control Troops, NVA Air Force / Air Defense)
- Lietuvos nacionalinė Martyno Mažvydo biblioteka , the Lithuanian National Library in Vilnius
- Ligue Nationale de Basket , the top division in French club basketball for men
- Ligue Nationale de Basket , see Nationalliga A (basketball) , the top division in Swiss men's club basketball
- Low Noise Block Converter , low-noise signal converter , part of a satellite receiving antenna
