- (St.) Clement, Lombard Street
- (St.) Clement's Street
- Clement's Court
- Clement's Lane
- Clement's Place
- Clerks (Parish)
- Clerks' Hall
- Clifford's Inn Gardens
- Clifford's Inn Lane
- Clifford's Inn Passage
- Clifford's Inn, Fleet Street
- Cloak Lane
- Clock and Wheatsheaf Alley, Court
- Clockers Alley
- Cloister Court, Blackfriars
- Cloister Court, Temple
- The Cloisters
- Cloisters Court
- Cloth Fair
- Cloth Street
- Cloth Workers' Court
- Cloth Yard
- Clothes' Exchange
- Clothes' Market
- Clothier Street
- Clothiers
- Clothworkers' Company
- Clothworkers' Hall
- Cloyster Court
- The Cloysters
- Clun's Alley, Yard
- Cnihtegild
- Coach and Horses Court, Wood Street
- Coach and Horses Inn
- Coach and Horses' Inn, Wood Street
- Coach and Horses' Yard
- Coach Yard
- Coach Yard, Aldgate
- Coach Yard, Northumberland Alley
- Coachmakers' Hall
- Coach Harness Makers' Hall
- Coak's Buildings
- Coal Exchange
- Coal Meters' Office
- Coal Wharf
- Coalman's Alley
- Cobbam's Inn
- Cobb's Court
- The Cock
- The Cock, Cock Alley
- The Cock, Jewry Street
- Cock Alehouse
- Cock Alley
- Cock Alley, East Smithfield
- Cock Alley, Fleet Lane
- Cock Alley, Jewry Street
- Cock Alley, Ludgate Hill
- Cock Alley, St. Martin's le Grand
- Cock and Bottle Court
- Cock and Crown Court, Aldersgate
- Cock and Hoop Court
- Cock and Hoop Yard
- Cock and Key Alley
- Cock and Lion Court
- Cock and Py Court
- Cock and Wheatsheaf Alley
- Cock Court
- Cock Hill
- Cock Inn
- Cock Lane
- Cock Yard
- Cock Yard, Wormwood Street
- Cockerill's Buildings
- Cockold's Alley
- Cockpit Court
- Cockpit Yard
- Cock's Court, St. Mary Axe
- Cock's Head Court
- Cock's Key
- Cock's Rents
- Coffee House Alley
- Coffee House Court
- Cofferers
- Coffin's Court
- Cogers' Hall
- Le Cok in the Houpe
- Cok Alley, St. Martin's le Grand
- Cokedon Hall
- Cokkes Renttes
- Cokkes Wharf
- Colchester Street
- Cold Abbeye
- Coldharbour
- Colebarbour
- Cole-Harbour Lane
- Cole Harbour Stairs
- Le Colebrewous
- Colechurch
- Colechurch Lane, Colechurch Street
- Coleman Street