New York, NY. Adopted in 1915. "A flag combining the colors orange, white and blue arranged in perpendicular bars of equal dimensions (the blue being nearest to the flagstaff) with the standard design of the seal of the city in blue upon the middle, or white bar, bearing the number 1625, which colors shall be the same as those of the flag of the United Netherlands in use in the year sixteen hundred twenty-five." (ref. nyc.gov, City Seal and Flag)