New Caledonia
conventional long form: Territory of New Caledonia and
Dependencies
conventional short form: New Caledonia
local long form: Territoire des Nouvelle-Caledonie et Dependances
local short form: Nouvelle-Caledonie

New Zealand
conventional long form: none
conventional short form: New Zealand
abbreviation: NZ

Nicaragua
conventional long form: Republic of Nicaragua
conventional short form: Nicaragua
local long form: Republica de Nicaragua
local short form: Nicaragua

Niger
conventional long form: Republic of Niger
conventional short form: Niger
local long form: Republique du Niger
local short form: Niger

Nigeria
conventional long form: Federal Republic of Nigeria
conventional short form: Nigeria

Niue
conventional long form: none
conventional short form: Niue
former: Savage Island

Norfolk Island
conventional long form: Territory of Norfolk Island
conventional short form: Norfolk Island

Northern Mariana Islands
conventional long form: Commonwealth of the
Northern Mariana Islands
conventional short form: Northern Mariana Islands
former: Mariana Islands District (Trust Territory of the Pacific
Islands)

Norway
conventional long form: Kingdom of Norway
conventional short form: Norway
local long form: Kongeriket Norge
local short form: Norge

Oman
conventional long form: Sultanate of Oman
conventional short form: Oman
local long form: Saltanat Uman
local short form: Uman
former: Muscat and Oman