If you are still having issues, send me a private PM and I can take a look at your account for you!
*60 does not work. Why not??
You want to add the feature called Call Intercept. It costs about $6 a month and allows you to block up to 20 phone numbers
http://www22.verizon.com/ResidentialHelp/Phone/Calling+Features/Call+Intercept/Call+Intercept.htm