average price of moselum in greenville sc
1 Coffee. 2  The price of coffee in Greenville, SC is $4.19. 3  The price of coffee in Greenville is 7.2% lower than the national average. 4  Honolulu, HI is the most expensive city for coffee at $7.79. The price of gas in Greenville is 10.2% lower than the national average. 2  Kodiak, AK is the most expensive city for gas at $3.74 per gallon. 3  Colorado Springs, CO is the least expensive city for gas at $1.62 per gallon.