- Kerr, Washington Caruthers, 1827-18851
- Key, John Ross, 1832-19201
- Kingston, R. E. (Cartographer)1
- Kitchin, Thomas 1718-1784 1
- Knight, C. A.1
- Knight, J. (Jonathan), 1787-18581
- Knight, John, approximately 1802-18721
- Kossak, William (Cartographer)1
- Kyzer, Paul B.1
- L. Prang & Co.1
- Lathrop, H. P. (cartographer) (publisher)1
- Lea, Philip, active 1683-17001
- Leahy, Thomas F.1
- Lederer, John1
- Lee, Alex. Y.1
- Lieber, Oscar M. (Oscar Montgomery), 1830-18621
- Lieber, Oscar M. (Oscar Montgomery), 1830-1862 (cartographer)1
- Lindenkohl, A.1
- Lindenkohl, A. (Cartographer)1
- Lindenkohl, A. (cartographer)1