script to find telephone numbers

We are looking for Vanity telephone numbers. A Vanity number spells a word. We are looking for toll free 800 numbers that are not in use and available. we have a bunch of steps that we go [login to view URL] site that we go to that lists many numbers but we are only interested in some of them. so the program must search for 800 and 888 numbers. as in 1-800-LAWYERS or 1-888-lawyers. we want to be able to come up with a word. FInd all the possible combinations assemble a list with filtering before we can use it. YOur job is to write a script that will aid us in looking for telephone numbers. We sould be able to put a word in teh program. THe program would go to a site we will tellyou and leran all the combinations fo the number. This site willl tell us all the numbers availalbe, except you need to click through to get the number. Meanwhile the US has 5 toll free exchanges. [login to view URL],855. We are only interested in 800, 888, and 877. If you can do this bid and we will get me my program