You should be seeing a Google Map here.
If you can't, you can try these map links instead:
Foulness Island : Foulness: St Mary Virgin
Great Wakering : Great Wakering: St Nicholas
North Shoebury : North Shoebury: St Mary the Virgin
Prittlewell : Prittlewell: St Mary
Prittlewell : Prittlewell: St Stephen
Prittlewell : St Luke's Church
Shoeburyness : South Shoebury: St Andrew
Shoeburyness : South Shoebury: St Peter
Southend-on-Sea : Prittlewell: All Saints
Southend-on-Sea : Southchurch: Christ Church
Southend-on-Sea : Southchurch: Holy Trinity
Southend-on-Sea : Southend-on-Sea: St John
Southend-on-Sea : Southend-on-Sea: St Mark
Thorpe Bay : Thorpe Bay: St Augustine
Westcliff-on-Sea : Southend-on-Sea: St Albans
Westcliff-on-Sea : Westcliff: St Andrew
Westcliff-on-Sea : Westcliff: St Cedd & The Saints of Essex
Westcliff-on-Sea : Westcliff: St Michael & All Angels
Westcliff-on-Sea : Westcliff: St Peter
Westcliff-on-Sea : Westcliff: St Saviour