Located along South Coast Hwy near downtown Oceanside, Mohsen Oil offers 12 pumps to its customers, open 24 hours per day. The pumps accept all major credit cards and payments are accepted directly at the pump station. Cash payments must be made inside, where lottery tickets, tobacco products snacks, soda and candy can be bought. The prices are lower than most competing gas stations and the employees are friendly and accommodating. Park for free onsite.