[header] How to call a person that has blocked your number [title] Disguise your caller id. [step] This keeps the receiving phone from knowing who is calling. Your number will not appear, and your id will be listed as " hidden ". 
[substeps] To disguise your caller id on ios (iphone), go to your settings app. Next, go to the " phone " section of the settings, and select " show my caller id ".