[1] : WordNet (r) 2.0

long island
     n : an island in southeastern new york; brooklyn and queens are
         on its western end

[2] : U.S. Gazetteer (1990)

long island, ak cdp, fips 44920
  location: 54.91706 n, 132.67928 w
  population 1990: 198 49 housing units
  area: 77.4 sq km land, 92.9 sq km water
long island, ks city, fips 42600
  location: 39.94626 n, 99.53290 w
  population 1990: 170 86 housing units
  area: 1.1 sq km land, 0.0 sq km water
  zip codes: 67647
long island, me
  zip codes: 04050
long island, va
  zip codes: 24569

[3] : U.S. Gazetteer Places (2000)

long island, ks -- u.s. city in kansas
   population 2000:    155
   housing units 2000: 73
   land area 2000:     0.439363 sq. miles 1.137946 sq. km
   water area 2000:    0.000000 sq. miles 0.000000 sq. km
   total area 2000:    0.439363 sq. miles 1.137946 sq. km
   fips code:            42600
   located within:       kansas ks, fips 20
   location:             39.947283 n, 99.534673 w
   zip codes 1990:     67647
   note: some zip codes may be omitted esp. for suburbs.
   headwords:
    long island, ks
    long island

Floating Island >> F Words
Floating Island, definition of term: Floating Island
floating+island_pag1.html

Aleutian Island >> A Words
Aleutian Island, definition of term: Aleutian Island
aleutian+island_pag1.html