- The Circus
- Circus Place
- Cistern at Fleet Bridge
- Cistern without Cripplegate
- City Carlton Club
- City Chambers
- City Companies
- City Ditch
- City Greenyard
- City Mortuary
- City of London Brewery
- City of London Club
- City of London College
- City of London School
- City of London, Artizans' Dwellings
- City Police Office
- City Union Relief Registration Office
- (St.) Clare without Aldgate
- Clare's Key
- Clarke's Rents
- Clarke's Yard
- Clark's Alley, Bishopsgate
- Clark's Buildings
- Clark's Court
- Clarks' Hall
- Clark's Place
- (St.) Clement Eastcheap Churchyard
- (St.) Clement, Candlewick Street
- (St.) Clement, Eastcheap
- (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