We have updated the following POD map series with the March 2019 TomTom update. This is the same data currently used by the USA Streets and USA ZIP Codes custom map products.
USA counties streets and ZIP code maps: top 50 counties by population, covering the county boundaries.
USA cities ZIP code maps: top 50 cities by population, covering the city boundaries.
USA cities street maps: top 50 cities by population, inner metro areas at a scale of 1:25,000 or larger.