If they're calling your cell phone, that's an FDCPA and TCPA violation. IF you already have a blocker installed, there should be a log to keep track of the number of calls if you want to sue. There are also protections if they're calling your home phone.
http://www.nolo.com/legal-encyclopedia/is-leg ... cell-phone.html
http://www.nolo.com/legal-encyclopedia/the-tc ... rded-calls.html
http://abcnews.go.com/US/debt-collection-robo ... ory?id=24759428
another one of *Portfolio Recovery Associates* many phone numbers, they're calling & asking for the *wrong*
person . . .beware! a call from 817-479-9154 ( or any of PRA's other phone numbers ) is a debt collection scam ~ they are *phishing* for info --AND-- using *scare tactics* to get money from you . . . . .give-them-nothing.