Your comments are important to us. You can use our contact us form to get in touch about All 4, All 4+, our channels or programming.
If you'd prefer to give us a call then its 0345 076 0191 or 0345 073 0017 for All 4+ queries.
You can write to us at Channel 4 Enquiries, PO Box 1058, Belfast, BT1 9DU
We also have a wide-range of FAQs that you may find useful.
Please note Viewer Enquiries will be closed on New Years Day.