The postal code of Harvard Square which is listed in our database is 02238. Our records often include geographical coordinates of Harvard Square and it's corresponding postal code. In the result box below, you can find the postal code of Harvard Square and it's location on the map if we have the location information available. Every postal code is also located in a region or a district, in case we know the district or region of the city it will too be listed in the results. All kinds of additional information we have on Harvard Square may also be present such as geographical data, historical records or news about Harvard Square and 02238 in general.