Below is a list of Highland Lakes NJ zip codes. For your research we have also included Highland Lakes Area Code, Time Zone, UTC and the local Sussex County FIPS Code. Each Highland Lakes New Jersey zip code has a center Longitude / Latitude point (the Highland Lakes center is -74.469497680664 / 41.177501678467). For your convenience we have also indicated if that zip code in Highland Lakes observes Daylight Savings time.