If you would like to make a complaint about a nuisance call or message, you can do so online. Ofcom's complaints portal will help you find the right organisation to complain to..
If would like to complain by telephone or in writing, the contact details for the key regulators are listed below.
If you would like to complain about live telesales calls, automated marketing calls and spam texts or marketing emails you should contact the Information Commissioner's Office:
Wycliffe House, Water Lane
Helpline: 0303 123 1113 (Monday to Friday from 9:00am to 5:00pm)
Tel: 01625 545 745
If you would like to complain about abandoned and silent calls you should contact Ofcom at:
2a Southwark Bridge Road
Helpline: 0300 123 3333 (Monday to Friday from 9:00am to 5:00pm)
Tel: 020 7981 3040
You should contact Phone-paid Services Authority (PSA), if you would like to complain about a premium rate number or service, and have been unable to contact the responsible company or if they have failed to resolve your complaint.
Premium rate services can start with 09, 087, 070 or 118, or can be a 'shortcode' of just 5 or 6 digits. In addition some other digital services or apps are charged to a consumer's mobile phone using premium rate billing.
40 Bank Street
Helpline: 0300 30 300 20 (open 9pm-5pm Monday to Friday, excluding bank holidays)
General Enquiries: 020 7940 7474
If you are registered with the TPS and would like to complain about unsolicited live telesales calls you should contact the TPS:
70 Margaret Street
Tel: 0845 070 0707
If you are registered with the FPS and would like to complain about unsolicited faxes or fax in error calls you should contact the FPS:
70 Margaret Street
Tel: 0845 070 0702
Action Fraud is the UK's national fraud reporting centre for fraud and internet crime. You can report fraud using the online reporting service at any time of the day or night.
They also provide help and advice over the phone through the Action Fraud contact centre. You should contact them if you have lost money to telephone or message scam, or if you believe you were targeted by fraudsters.
Tel: 0300 123 2040 (specialist advisors available Monday to Friday between 8am to 9pm Saturday between 9am to 5pmSunday between 9am to 5pm
Textphone: 0300 123 2050.
The Advertising Standards Authority is the UK's independent advertising watchdog responsible for ensuring that ads are legal, decent, honest and truthful. The ASA's rules require advertisers to prepare ads across all media responsibly. You can contact the ASA if you consider an ad is misleading, harmful or offensive.
Mid City Place, 71 High Holborn, London WC1V 6QT
Telephone: 020 7492 2222
Textphone: 020 7242 8159
In the case of an emergency if the caller is making direct threats to you or your family and you believe those threats to be real and immediate, you must call 999 straight away.
If you believe that the threats made are not immediate, then you should call your local police station by dialling 101 from any landline or mobile phone.
The Citizens Advice consumer service provides free confidential advice on consumer issues.
Citizens Advice and Citizens Advice Scotland provide advice to consumers in England, Scotland and Wales.
Telephone: 08454 04 05 06 (Monday to Friday 9.00amto5.00pm)
Welsh-speaking adviser: 08454 04 05 05.
Textphone: Dial 18001 followed by helpline number 08454 04 05 06.
Northern Ireland consumers
Consumerline: 0300 123 6262.
For people in financial difficulty nuisance calls and messages may leave them vulnerable to making financial decisions that worsen their situation. StepChange Debt Charity offers advice and practical solutions for problem debt.
0800 138 1111 (Freephone – including all mobiles. Mon-Fri 8am-8pm; Sat 8am-4pm)
Which? runs campaigns, carries out testing and delivers advice to help consumers make informed decisions and get better value.
They provide their own tips to consumers on how to stop nuisance calls available here.
They also provide advice on call blocking devices, available here.