land: 374,744 sq km
water: 3,091 sq km
note: includes Bonin Islands (Ogasawara-gunto), Daito-shoto, Minami-jima, Okino-tori-shima, Ryukyu Islands (Nansei-shoto), and Volcano Islands (Kazan-retto)
Jarvis Island: total: 4.5 sq km
land: 4.5 sq km
water: 0 sq km
Jersey: total: 116 sq km
land: 116 sq km
water: 0 sq km
Johnston Atoll: total: 2.8 sq km