Below is a list of Guntersville AL zip codes. For your research we have also included Guntersville Area Code, Time Zone, UTC and the local Marshall County FIPS Code. Each Guntersville Alabama zip code has a center Longitude / Latitude point (the Guntersville center is -86.3061 / 34.3365). For your convenience we have also indicated if that zip code in Guntersville observes Daylight Savings time. For more information on Guntersville Alabama you will find helpful business links and searches.