- Caesar's Head Court
- Le Cage, St. Michael Bassishaw, Parish
- Le Cage, Westcheap
- Cain and Abel's Alley
- Calendars
- Calvert Court
- Cambrigge Key
- Camera Dianae
- Camomile Court
- Camomile Mews
- Camomile Street
- Campion Lane
- Camp's Almshouses
- Canada Company's Office
- Candewystrate
- Candish Court
- Candle House
- Candlestick Founders
- Candlewick Street
- Candlewick Ward
- Candlewick Ward Chambers
- Canninge Street
- Cannon Alley
- Cannon Court
- Cannon Street
- Cannon Street House
- Cannon Street Station
- Cannon Street West
- Canon Alley
- Canterbury Court, St. Andrew's Hill, Blackfriars
- Capel Court
- Capilhors
- Caponeshors
- Cappers
- Car Court
- Car Square
- Car Yard
- Card Court
- Cardinal Alley, Cornhill
- Cardinal Cap Alley, Cornhill
- The Cardinall Hatt, Gracechurch Street
- Cardinal's Hat
- Le Cardinalshat Lombard Street
- Carey Lane
- Carey Street
- Carfukes, Leadenhall
- Carlisle Avenue
- Carlisle Buildings
- Carmelite Street
- Carmelites
- Carnebelles Place
- Caroone House
- Carpenter's Buildings
- Carpenters' Company
- Carpenter's Court
- Carpenter's Hall
- Carpenters' Hall Yard
- Carpenters' Rents
- Carpenter's Yard
- Carpenter's Yard, Aldermanbury
- Carpenter's Yard, Houndsditch
- Carpenter's Yard, Jewry Street
- Carpenter's Yard, Tower Street
- Carr Yard, Moor Lane
- Carr Yard, Seething Lane
- Carron and London and Continental Steam Wharves, Carron Co
- Carron Company's Warehouses
- Carron wharf
- Cart Yard
- Carter Court
- Carter Lane
- Carter Street, Houndsditch
- Carter's Rents
- Carthusian Street
- Cartridge Street, Royal Mint Street
- Cartwright Square
- Cartwright Street
- Cary Lane
- The Castel
- Castell Aley
- The Castle
- Castle Alley
- Castle and Falcon Hotel
- Castle and Faulcon Inn, Cripplegate
- Castle Baynard (Parish of)
- Castle Baynard Dock
- Castle Baynard Lane
- Castle Baynard Ward
- Castle Baynard Wharf
- Castle Court
- Castle Court, Birchin Lane
- Castle Court, Budge Row
- Castle Court, College Hill
- Castle Court, Houndsditch
- Castle Court, Lawrence Lane
- Castle Court, Threadneedle Street
- Castle Inn, Wood Street
- Castle Lane
- Castle Lane, Upper Thames Street
- Castle on the Hoop