InvoiceNumber Property
Invoice number if known or included in the package.
Syntax
uspsshipintlcontrol.InvoiceNumber[=string]
Default Value
""
Remarks
This property may contain an invoice number if it is known or included in the package. Maximum length is 24 characters. This property is ignored when PackageType is set to scFlatRateEnvelope.
This property is not applicable for International First Class mail.
The value of this property may be optionally sent in the GetFormCP72 method call.
Data Type
String