ZIP code 29541 is officially located in the state of South carolina, primarily serving the city of Effingham. It falls under the administrative jurisdiction of Florence County. When planning mail delivery, logistics routing, or demographic research, 29541 operates within the Eastern Time (ET) timezone and supports the 402 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 29541 ZIP Code Tabulation Area is approximately 32,602. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $137,541.