Range from the cheapest Fit a new plug socket £100 (O M S Electrical based in CO6) to the dearest Fit a new plug socket £200 (Leto Electrical Ltd based in CM8).
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 CO9.