A DefinedRegion is a geographic area defined by potentially arbitrary (rather than political, administrative or natural geographical) criteria. Properties are provided for defining a region by reference to sets of postal codes.
Examples: a delivery destination when shopping. Region where regional pricing is configured.
Requirement 1:
Country: US
States: "NY", "CA"
Requirement 2:
Country: US
PostalCode Set: { [94000-94585], [97000, 97999], [13000, 13599]}
{ [12345, 12345], [78945, 78945], }
Region = state, canton, prefecture, autonomous community...