There are
2 cities and
13 towns (as well as
2 Indian reservations) in the bi-counties and the 13 towns (
3 in Nassau and
10 in Suffolk) are further sub-divided into
96 villages (municipal corporations) and
195 hamlets (unincorporated areas), yielding
293 communities (2 + 96 + 195 = 293).
..............Nassau......Suffolk........Total
....cities............2..........0..............2
...villages.........64.........32.............96
.hamlets..........70........125............195
.....total.........136........157............293
For a good set of town-by-town maps showing all the villages and hamlets in each of LI's 13 towns (3 in Nassau County and 10 in Suffolk County):
Excellent Long Island Geographic Resource