Winchester ky zip code Phone Number: (859) 744-6889 Email: zach @winchestercemetery. The population density was 2,213. There are 7 standard time zones which are, from west to east: Hawaii-Aleutian, Alaska, Pacific, Mountain, Central, Eastern, Atlantic. The 40391 ZIP Code is associated with the city of Winchester in Kentucky in Clark County in the United States. Select a particular Winchester ZIP Code to view a more detailed map and the number of Business, Residential, and PO Box addresses for that ZIP Code. Nearby Winchester City Homes. This ZIP Code covers 237. This translates to approximately $402 per resident and $988 per household. Territories are Samoa, Guam and Palau. The total population of ZIP Codes in Winchester is 36584. pbzcwpihpecdffjkidilqswzihmxxvemhmbddreerhiclmzkcaefvgshcrjtrilzzwqndffezkdej