Address Validation Parameters

UPS

Parameter Description
toName Name of recipient
toAddr1 Address Line 1
toAddr2 Address Line 2 (Usually building or apt.)
toCity City
toState State
toCode Zip code
toExtendedCode +4 Extended zip code

Stamps.com

Parameter Description
toAddr1 Address Line 1
toAddr2 Address Line 2 (Usually building or apt.)
toCity City
toState State
toCode Zip code
toCountry Country