Cities by ZIP Code™ For more rapid delivery, please use the recommended or recognized city names whenever possible for this ZIP Code ™. Old Hickory has its own post office, assigned ZIP Code 37138. View listing photos, review sales history, and use our detailed real estate filters to find the perfect place. Home appreciation the last 10 years has been 9.3%. View today's top zip code 37138 homes for sale and real estate in Old Hickory, TN! Qpzm Zip Codes North Carolina Suburb of the Day: Charlotte-> Mecklenburg -> North Carolina There are 112 homes for sale in 37138 with a median listing price of $294,900. About Old Hickory Information. 115 Homes For Sale in Green Hill, TN 37138. What Time Zone is Old Hickory, Tennessee. OLD HICKORY TN Tennessee zip codes, maps, area codes, county, population, household income, house value,37138 Zip Code - Area Code: 615; Population: 22,160; Households Per Zip Code: 9,106; White Population: 20,379; Black Population: 1,135; Hispanic Population: 356; Asian Population: 201 37138 Homes & Real Estate. The postal service area that uses the "Old Hickory" mailing address includes portions of Wilson and Davidson counties. The median home cost in Old Hickory (zip 37138) is $241,800. Zillow has 141 homes for sale in 37138. Old Hickory is part of the Central Standard Time. The average school expenditure in the U.S. is $12,383. There are about 15.1 students per teacher in Old Hickory (zip 37138). Find properties for sale by Nashville area zip code, size, or price and let this website be your 37138 real estate guide.To request more information about 37138 zip code real estate for sale or to organize a private tour, call your Old Hickory real estate professionals today. SCHOOLS Old Hickory (zip 37138) public schools spend $10,392 per student. It is spread along the coordinates of +36.137706 and -086.633545. Hickory Vly (TN) is 441 miles west. Hickory Point (TN) is 335 miles west. Hickory Creek (TX) is 911 miles west. View detailed information and reviews for 620 Old Hickory Blvd in Jackson, Tennessee and get driving directions with road conditions and live traffic updates along the way. Hickory Hill (TN) is 482 miles west. Browse photos, see new properties, get open house info, and research neighborhoods on Trulia. Old Hickory is a city located in Davidson county in the state of Tennessee. Browse real estate in 37138, TN. Hickory Valley (TN) is 441 miles west. Old Hickory has 1 zip code and 1 area code which we have listed below. The Nashville National Weather Service Forecast Office is located just to the southeast in nearby Wilson County, but it has an Old Hickory mailing address. More Education