Ofcom is the national regulator of the communications sector and their remit includes mobile connectivity, broadband and fixed line telecoms.
Ofcom has produced helpful guidance for consumers on a range of issues, including; broadband speeds, switching providers, mobile internet, online security, maximising mobile coverage, how to manage nuisance calls, as well as a call cost guide and using your phone aboard.
For further information, help & advice with your phone, broadband, TV, radio and postal services visit the Ofcom website.
Ofcom for consumers (external website)