The cost of counselling prohibits many people from seeking help. I hope one day all counselling will be partially funded by the government...
In the meantime, if you are looking for free or low cost face-to- face counselling
I would suggest your first step is talking to your doctor. Your GP may be part of a PHO ( Primary Health Organisation) which funds up to 4 free counselling sessions.
For free or funded 'in-person' counselling:
(The following information is taken from the Mental Health Foundation website)