istanishev PostalCodes by: rnowosielski istanishev brendanshea pavel.savara.cimpress fstaffa-cimpress .NET 6.0 .NET Core 3.1 .NET Standard 2.0 54,959 total downloads last updated 1/19/2024 Latest version: 3.1.0.7 PostalCode ZipCode PostalCodes ZipCodes postal-code postal-codes zip-code zip-codes Library that provides zip code validation, formatting and simple arithmetic