What are the Green Mt, North Carolina Zip Codes for 2020, 2019Primary Zip Codes for Green MtZip CodePrimary CitySecondary City28740Green MountainGreen Mt, Double Island, Greenmountain, Grn Mountain, Lower Pig Pen, Pleasant Gap, Relief, Upper Pig Pen, nCities sharing Zip Codes with Green MtZip CodePrimary CitySecondary CityMore Information28740Green MountainGreen Mtn28740Green MountainDouble Island28740Green MountainGreen Mt28740Green MountainGreenmountain28740Green MountainGrn Mountain28740Green MountainLower Pig Pen28740Green MountainPleasant Gap28740Green MountainRelief28740Green MountainUpper Pig PenAdvertisements