Abortion is legal in South Carolina. They're hostile to it, and they might try to ban it again in the future but it's legal as of Dec. 2022.
Here are some clinics I recommend:
https://www.greenvillewomensclinic.com/
https://www.plannedparenthood.org/health-center/south-carolina/columbia/29204/columbia-health-center-2646-90860?utm_campaign=columbia-health-center&utm_medium=organic&utm_source=local-listing
https://www.plannedparenthood.org/health-center/south-carolina/charleston/29407/charleston-health-center-4288-90860?utm_campaign=charleston-health-center&utm_medium=organic&utm_source=local-listing