Unfortunately there are very few credit cards left on the market today which still offer 5%.
1.
Discover Open Road Card offers 5% cashback on gas and auto maintenance.
2.
American Express Blue Cash offers 5% cashback at gas stations, grocery stores, and drugstores.
3. Pentagon Federal Credit Union offers 5% cash back at gas stations and 2% cash back at grocery stores. However in order to qualify you must be a member of this credit union. In order to become a member you must be an employee of the U.S. military.