LSN
LSN is an abbreviation for:
- State Swimming Association Lower Saxony
- English large-scale NAT, another name for carrier-grade NAT, an IPv4 network design for address translation ( NAT) on the provider level
- Local Security Network, a fire and burglar alarm bus system of the company Bosch Security Systems, Inc.
- Engl. log sequence number, a serial number for transaction logs in database systems
LSN as distinguishing signs on license plate:
- Germany: Saxony, the state government and parliament
- Disambiguation
- Abbreviation