I have a list of around 19,000 addresses of state of Maine of US, USPS tool allows to check address and find Zip+4 codes on their site. It will take weeks to do it manually. can anyone help me with this. I am a newbie. I have attached the format which I have in the excel file, i would appreciate if someone can help in finding way to validate the address and return the zip+4 code in the adjacent row.
The webtool which allows to validate data is
I have attached a small sample.
Regards
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