The 2003 CIA World Factbook

by United States. Central Intelligence Agency

Israel
continental shelf: to depth of exploitation
territorial sea: 12 NM

Italy
continental shelf: 200-m depth or to the depth of exploitation
territorial sea: 12 NM

Jamaica
measured from claimed archipelagic baselines
contiguous zone: 24 NM
continental shelf: 200 NM or to edge of the continental margin
exclusive economic zone: 200 NM
territorial sea: 12 NM

Jan Mayen
contiguous zone: 10 NM
continental shelf: 200-m depth or to the depth of exploitation
exclusive economic zone: 200 NM
territorial sea: 4 NM

Japan
contiguous zone: 24 NM
exclusive economic zone: 200 NM
territorial sea: 12 NM; between 3 NM and 12 NM in the international
straits - La Perouse or Soya, Tsugaru, Osumi, and Eastern and
Western Channels of the Korea or Tsushima Strait

Jarvis Island
exclusive economic zone: 200 NM
territorial sea: 12 NM

Jersey
exclusive fishing zone: 12 NM
territorial sea: 3 NM

Johnston Atoll
exclusive economic zone: 200 NM
territorial sea: 12 NM

Jordan
territorial sea: 3 NM

Juan de Nova Island continental shelf: 200-m depth or to the depth of exploitation exclusive economic zone: 200 NM territorial sea: 12 NM