This is the entirety of the 1843 London Post office directory, as it is added.
QUADRI Giuseppe, looking glass maker, 5 St. John's lane, Smithfield
Quaife & Tyrrels, brewers, Old Brompton
Quain John Richard, special pleader, 2 Essex court, Temple
Quain Richard, surgeon, 23 Keppel street, Russell square
Quaintrell William, bone merchant, crusher, &c. 3 Buck's row, Whitechapel
Quallett George Watts, auctioneer, 28 Parker's row, Dockhead
Quance James, oilman, 6 Marlborough road, Chelsea
Quarles William, solicitor, 14 Craven street, Strand
Quarmby & Harris, law stationers, 38 Cursitor street, Chancery lane
Quarrill, Niner & Sedgwick, lamp & lustre manufacturers, 43 Baker street,
Portman square, & 138 Regent street
Quarry Thomas, Victory, P.H.
John street, Cambridge heath
Quarter Master General's Office, Horseguards
Quartermaine & Lovegrove, York Hotel, 39 New Bridge street
Quartermaine Joseph, upholder, 39 George street, Portman square
Quarterman Ann (Mrs.), Red Lion
P.H. 7 City road, Finsbury square
Quarterman Charles, coffee rooms, 13 Charles street, Covent garden
Quarterman John, dyer & scourer, 10 Edgware road, Marylebone & 58 Albany street,
Regent's park
Quarterman William, coffee rooms, 3 King street, Borough
Quarterman William, tobacconist, 4 King street, Borough
Quartley Henry, grocer, 186 Kingsland road
Quay William, boot & shoemaker, High street, Kensington gravel pits
Queen Sarah (Mrs), chemical stopperer, 10 New street square
Queen Ann's Bounty Office, Dean's yard, Westminster
Queen Charlotte's Lying-in-Hospital, Homer place, New road
Queens Bench (Court of), Westminster Hall & Guildhall
Queenhithe Wharf, Randell, Howell, & Randell, between 57 & 62 Upper Thames
street
Queen's Bench Office, King's Bench walk, Temple;
Queen's Bench Master's Office, 8 Paper buildings, Temple
Queen's Concert Rooms, 4 Hanover square
Queen's Printing Office, Printers' street, Shoe lane, 9East Harding street
Queen's Prison, Belvedere place, Southwark bridge road
Queen's Remembrancer's Office, 2 Mitre court buildings, Temple
Quekett Edwin John, surgeon, 50 Wellclose square.
Quelch Henry, printer, 40 Little Charlotte street, Blackfriars road
Quelch Thomas, fishmonger, 17 York place, Kent street road
Quelle Christopher, retail furrier, 19 Ludgate hill
Quennell William, bricklayer, &c. 2 Lower Kennington lane
Querini Jemima (Mrs.), milliner, 75 Mount street, Berkeley square
Quesnée & Taylor, tailors, 6 New Bond street
Quested Samuel, corndealer, &c. 77 Harrow road, Paddington
Quick & Frost, wholesale coffee, dealers, 148 Fenchurch street
Quick John & Co. hatters, 21 King's row, Pimlico
Quick John & Sons, paperstainers, 70 Great Titchfield street
Quick John, baker, Stratford
Quick John James, plumber & glazier, 31 Park terrace, Regent's place road
Quick Walter, baker, 17 Bouverie street, Edgware road
Quickett John (sec. to the Microscopical Society), ## street
Quiddington Nathaniel, tailor, 5 Albemarle street, Piccadilly
Quilter & Ball, accountants, 62 Moorgate street
Quilter & Taylor, attorneys, 7 Gray's inn square
Quilter George, oilman, 20 Melton street, Euston square
Quilton Henry, grocer, 7 Smart's buildings, High Holborn
Quin Charles, gold & silver beater, 122 Fetter lane
Quin Frederick Foster, physician, 4 Arlington street, Piccadilly
Quin Maria (Miss), dressmaker, 26 Great Ormond street, Queen square
Quin Thomas, painter, &c. 1 Sussex terrace, Camden new town
Quin Thomas Dolby, clock & watch maker, 18A Great Titchfield street
Quincey Richard, merchant, 7 Basing lane, Bread street, Cheapside
Quiney & Maclean, drysalters, 23 Mark lane
Quinlan Joseph, ship chandler & provision merchant, 33 Trinity square, Tower
hill
Quinlan Mary Ann (Mrs), dress maker, 3 Mercer street, Long acre
Quinlan Thomas, stay, shoe & umbrella manufacturer, 38 Jewry street, City
Quinn James, shell fishmonger, 40 Haymarket
Quinn Walter, tailor, 26 High street, St. Giles
Quinton Frederick T. chairmaker, 4 New Portland place, Wandsworth road
Quinton John, dining rooms, 6 Sarah place, Old street road
Quinton Mary (Mrs.), cabinet maker, 6 Garden row, London road
Quinton Thomas, coach builder, &c. 29 Anderson's buildings, City road
Quy James, linendraper, 51 Bermondsey street