Its a town in Shetlands island.There are a few more.

Balls Cross, West Sussex
Brown Willy, Cornwall
The Cock Of Arran, Scotland
Cock Bridge, Aberdeen
Cockermouth, North (Cumbria, Allerdale)
Cocks, Perranporth, Cornwall
Cuckoo's Knob, Wiltshire
Fanny Hill and Fanny Burn, Scotland
Hole, Tayside, Scotland
Lickham Bottom, Hemyock, Cullompton
Lord Berkeley's Knob, Sutherland
Nob End, Bolton
Penistone, South Yorkshire
Shitlingthorpe, Yorkshire
Three Cocks, Wales
Weedon, Northamptonshire