Or Mannheim, where the streets in the central Quadratestadt area have no names. Or Japanese addresses which don't have streets. Or Queen Street in Australia/N

Or Mannheim, where the streets in the central Quadratestadt area have no names. Or Japanese addresses which don't have streets. Or Queen Street in Australia/NZ, places largely settled during the reign of Queen Victoria so absolutely everywhere has a Queen Street. Or any city over a certain size where, through simple statistics, you're going to end up with streets with similar-sounding names.