Consumer Price Index for All Urban Consumers: All Items in U.S. City Average
Source: U.S. Bureau of Labor Statistics Release: Consumer Price Index Units: Frequency: Notes: The Consumer Price Index for All Urban Consumers: All Items (CPIAUCSL) is a measure of the average monthly change in the price for goods and services paid by urban consumers between any two time periods.
https://fred.stlouisfed.org/series/CPIAUCSL