customer service
US /ˈkʌs.tə.mər ˌsɜːr.vɪs/
UK /ˈkʌs.tə.mər ˌsɜːr.vɪs/

1.
servicio al cliente, atención al cliente
the assistance and advice provided by a company to those people who buy or use its products or services
:
•
Good customer service is essential for retaining clients.
Un buen servicio al cliente es esencial para retener clientes.
•
I had to call customer service to resolve the issue with my order.
Tuve que llamar al servicio de atención al cliente para resolver el problema con mi pedido.