San Diego Gas and Electric (SDG&E) typically provides customer service hours for billing inquiries during standard business hours. Generally, these hours are Monday through Friday from 7:30 AM to 6:00 PM, excluding holidays. Customers can seek assistance with billing questions, payment arrangements, and account details during these times. For the most accurate and current information regarding customer service hours, it is advisable to check the official SDG&E website. There, customers can also find additional resources and contact information for further assistance.