To obtain a Personal Independence Payment (PIP) claim form through the post, you should follow these steps:
1. **Contact the Department for Work and Pensions (DWP)**: Call the DWP's PIP helpline. You can reach them at 0800 121 4433 (if you are in the UK). If you're calling from abroad, you can contact them at +44 175 321 8350.
2. **Request a Claim Form**: When you call, inform the representative that you would like to request a PIP claim form