Oscommerce one page checkout issues - repost

Avg Bid (USD)
Project Budget (USD)
$30 - $250

Project Description:
Having issue with shipping information not getting sent through correctly from the shopping cart to database and not showing in the admin page. Also getting a lot of errors from ups shipping saying the zip code does not match the city.
I would like someone to fix the one page checkout shipping issues, also look at the UPS shipping errors.

Skills required:
MySQL, PHP, Software Architecture
About the employer:
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