Range from the cheapest Fit a new plug socket £110 (Howard Sobey Electrical based in KT16) to the dearest Fit a new plug socket £200 (JMC Electrical Ltd based in TW17).
Comparing electricians estimates for a Fit a new plug socket gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes by posting your job to fit a plug socket to electricians in Addlestone.