Range from the cheapest Fit a new plug socket £100 (ABH Electrical Ltd based in SO30) to the dearest Fit a new plug socket £210 (Solid Electrics Limited based in SO18).
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 SO45.