The U.S. states that feature portions of the Coastal Plain include Texas, Florida, and Georgia.

These states are home to vast flat, low-lying areas that extend along their coastlines, characterized by fertile soil and diverse ecosystems. The Coastal Plain in Texas spans from the Gulf of Mexico inland, supporting agriculture and vibrant wildlife habitats. Florida’s Coastal Plain is known for its wetlands, marshes, and unique coastal environments, making it a hotspot for biodiversity and tourism. Georgia's Coastal Plain features rich agricultural lands and is crucial for the state's economy. Each of these states benefits from their Coastal Plain regions through agriculture, tourism, and ecological diversity, highlighting the significance of these areas in contributing to both local and regional ecosystems.