"Ford Motor Company's Hilton corporate code is rated "Sometimes" for ID verification on HotelCorporateCodes.com. Ford's HQ in Dearborn means Detroit-area Hilton properties are more likely to verify than properties in other markets. No specific verification incidents documented in public forums outside the Detroit area. General Hilton verification rate applies: approximately 20% chance of being asked for proof, higher at Conrad/Waldorf properties."
— FlyerTalk user
"hotelcorporatecodes.com explicitly places McDonald's N1360871 in the "Rarely" / no ID check required category alongside BASF, Dow Chemical, Nestlé, and Coca-Cola. milepro.com notes: "Franchisee-heavy companies like McDonald's present ambiguous affiliation — a franchisee employee, a corporate employee, and a supplier may all legitimately use the code, making front-desk challenges impractical and uncommon.""
— hotelcorporatecodes.com + milepro.com