Costco Gas in Signal Hill

Mon:06:00 am - 9:30 pm
Tue:06:00 am - 9:30 pm
Wed:06:00 am - 9:30 pm
Thu:06:00 am - 9:30 pm
Fri:06:00 am - 9:30 pm
Sat:06:00 am - 7:00 pm
Sun:06:00 am - 7:00 pm

Please note times may vary due to seasonal opening hours and extended store trading times.
Store hours are subject to change. Please call the store for exact opening hours.