The National Autistic Society are UK based and was formed in 1962. They provide a service that caters for all everyone.
They have a range of information, publications, signposting for legal support in community, education and welfare rights.
If English is not your main language you can download Pdf in 30 different languages
For more information http://www.autism.org.uk or contact them on
10:00am - 4.00pm Monday to Friday
0808 800 4104