You should be seeing a Google Map here.
If you can't, you can try these map links instead:
Benfleet : New Thundersley: St George
Benfleet : Thundersley: St Peter
Canvey Island : St Anne
Canvey Island : St Katherine's Church in the School
Canvey Island : St Nicholas
Hadleigh : Hadleigh: St Barnabas
Hadleigh : Hadleigh: St James the Less
Leigh on Sea : Eastwood: St David
Leigh-on-Sea : Leigh-on-Sea: St Aidan
Leigh-on-Sea : Leigh-on-Sea: St Clement
Leigh-on-Sea : Leigh-on-Sea: St James the Great
Leigh-on-Sea : Leigh-on-Sea: St Margaret
South Benfleet : South Benfleet: St Mary the Virgin
Southend-on-Sea : Eastwood: St Laurence & All Saints
Thundersley : St Michael & All Angels