MailingLocation Property
Postal Office Zip Code where the item will be mailed (if different from ZipCode ).
Syntax
[VB.NET] Public Property MailingLocation As String
[C#] public string MailingLocation {get; set;}
Remarks
The value of this property is optional.
If you plan to mail your item(s) from a post office or a collection box other than your return address Zip Code (ZipCode), you must enter that ZIP Code (of the post office or collection box where the item is mailed) by providing a value for the MailingLocation property.
This way, you convey this difference to the USPS Server.
This property is not applicable for International First Class mail.
Default Value
""