-- Old Greenwich School Pumpkin Patch Lady = According to a recent analysis by CT Insider, Old Greenwich (06870) ranked #4 among the most family-friendly ZIP codes across Connecticut. Greenwich made an impressive showing overall, with neighboring Riverside (06878) securing the #8 spot and Cos Cob (06807) coming in at #11. The Top 15 Rankings Woodbridge (#1) Southport (#2) Burlington (#3) Old Greenwich (#4) Farmington (#5) Simsbury (#6) Wilton (#7) Riverside (#8) Westport (#9)