"area" - key terms from Wikipedia

area
area	code
area	codes
area	network
area	school district
bay area
bay area	rapid transit
boarding area
brodmann area
chicago area
chicago metropolitan area
combined statistical area
community area
council area
dover area	school district
downtown area
european economic area
free trade area
greater toronto area
historic area
joint security area
land area
local area
local area	network
los angeles area
metro area
metropolitan area
metropolitan area	network
metropolitan statistical area
national recreation area
new york metropolitan area
penalty area
personal area	network
postcode area
residential area
ruhr area
s area
san francisco bay area
schengen area
ski area
statistical area
storage area	network
surface area
tampa bay area
unincorporated area
urban area
visual area
washington metropolitan area
weld area
wide area	network