Below is a list of Old Hickory TN zip codes. For your research we have also included Old Hickory Area Code, Time Zone, UTC and the local Davidson County FIPS Code. Each Old Hickory Tennessee zip code has a center Longitude / Latitude point (the Old Hickory center is -86.651702880859 / 36.254600524902). For your convenience we have also indicated if that zip code in Old Hickory observes Daylight Savings time.