saps pretoria head office

I just want to know who long does it take from when you resign from the saps till when my documents arrive at gepf because I have resigned beginning july and I am still on the system as employed at the saps and awaiting my payout can someone please give me a number to phone my head office in east London is not helping me either and no one answers the phone when they are phoned please someone assist me as soon as possible this is not right I have children to feed..