What Does NIU Stand For?
NIU stands for Niue ISO 3166 Trigram
NIU stands for "Niue ISO 3166 Trigram," which is a three-letter code assigned to Niue, a small island nation in the South Pacific, as part of the ISO 3166 standard. This code is utilized for various purposes, including data exchange, international shipping, and geographic identification, ensuring a standardized representation of the country in global contexts.
Added on 14th April 2008 | Last edited on 17th June 2025 | Edit Acronym