NNG

NNG may refer to:

Nar Nar Goon railway station, Australia
National Number Group, U.K. telephone numbering scheme
Nielsen Norman Group, usability consultancy firm based in Fremont, California, U.S.
NNG (company), Hungary-based company, developer of the iGO navigation software
Newark North Gate railway station, in England
Nanning Wuxu International Airport, IATA code
N'n'G, a pseudonym of English house/garage duo Grant Nelson and Norris 'Da Boss' Windross
Netherlands New Guinea, now known as Papua and West Papua provinces of Indonesia
NNG (software), "Nanomsg Next Generation", a Nanomsg message-passing project