IIS meaning in Airport Code ?

Answer:

What is Nissan Island mean?

Nissan Island (also Green Island or Sir Charles Hardy Island) is the largest of the Green Islands of Papua New Guinea. It is located at 4°30′S 154°13′E, about 200 km east of Rabaul on New Britain and about 200 km north-west of Bougainville. The island is administered under Nissan Rural LLG in the Autonomous Region of Bougainville.

reference

Full Form	Category
Institute of Ismaili Studies	Academic & Science
Induced Is Shared	Academic & Science
Images and Identity Survey	Academic & Science
Institute of Information Scientists	Academic & Science
International Isotope Society	Academic & Science
International Insurance Society	Academic & Science
Nissan Island	Airport Code
Cigna Investments Securities, Inc.	Business
Innovative Information Solutions	Business
Integrated Information Services	Business
Integrated Inventory Solutions	Business
Inside Information Systems	Business
International Islamic School	Community
Integrated International School	Community
Inteface Implementation Specifications (Telemanagement Forum)	Computer and Networking
Integrated Interchip Sound	Computer Hardware
Instance Item Structure	Computing
Institute for Integrated Circuits	Computing
Intelligence Information System	Computing
Identity Integration Server	Computing
Insecure Infiltration System	Computing
Inverted Index Search	Database Management
Internetstiftelsen i Sverige	General
Idiotic Institute of Stupidity	General
Izod Indycar Series	General
Incredibly Insecure Stuff	General
Internet Infected Server	General
It Isn't Secure	General
Instant Insecure Server	General
Incompetent Internet Server	General
It Isn't Safe	General
Idiotic Intrusion Service	General
Infinity International Society	General
Information and Intelligent Systems	General
Idiot's Information Server	General
Institute for Intelligent Systems	Governmental
Indian Information Service	Governmental
Iraqi Intelligence Service	Governmental
Internet Information Services	Information Technology
Instituto Indígena Santiago La Salle	International
Instituto Indígena Socorro	International
Internet Information Server	Internet
Irreducible Infeasible Subsystem	Maths
International Iguana Society	Medical
Immunization Information System	Medical
Is It Secure	Messaging
Inter-vehicular Information System	Military and Defence
Irish Intelligence Services	Military and Defence
Nissan Island, Papua New Guinea	Regional
Inspection Item Sheet	Space Science
Interactive Internet Sports	Sports
International Island Sportsbook	Sports
Nissan Island Airport	Transport & Travel