Cell Phone Provider Lookup Script

Need a simple PHP script that can do the same as the following URL <[login to view URL]> I need to allow users to enter a cell phone number and do a provider lookup. Thanks! ## Deliverables Not looking for a complete website. Just a simple PHP script to do the cell phone provider lookup. Would like it coded in PHP and done as simply as possible. I don't want anything to fancy in case I need to work on it some myself.