New Castle Island can be found in 1 country.
The northern most place is in the region New Hampshire in America. The southern most place is in the region Florida in America.
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Cities named New Castle Island: to select only cities, choose "Cities".
There are 2 places called New Castle Island in the world.There are 2 places named New Castle Island in America.
Cities named New Castle Island in America. | ![]() |
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New Castle Island - New Hampshire | ![]() |
New Castle Island - Florida | ![]() |