Niue:
none

Norfolk Island:
none

Northern Mariana Islands:
none

Norway:
territorial claim in Antarctica (Queen Maud Land); Svalbard
is the focus of a maritime boundary dispute between Norway and Russia

Oman:
boundary with the UAE has not been bilaterally defined;
northern section in the Musandam Peninsula is an administrative
boundary

Pacific Ocean:
some maritime disputes (see littoral states)

Pakistan:
status of Kashmir with India; water-sharing problems with
India over the Indus River (Wular Barrage)

Palau:
none

Palmyra Atoll:
none

Panama:
none