| Lacey Township Historical Society |
Forked River |
Ocean |
Historical Society |
| Lake Hopatcong Historical Society |
Landing |
Morris |
Historical Society |
| Lakehurst Historical Society |
Lakehurst |
Ocean |
Historical Society |
| Lakehurst Museum |
Lakehurst |
Ocean |
Museum |
| Lambert Castle Museum |
Paterson |
Passaic |
Museum |
| Lambertville Historical Society |
Lambertville |
Hunterdon |
Historical Society |
| Lambertville Public Library |
Lambertville |
Hunterdon |
Library |
| Lawnside Historical Society |
Lawnside |
Camden |
Historical Society |
| Lawrence Historical Society |
Princeton |
Mercer |
Historical Society |
| League of Historical Societies |
Madison |
Morris |
Historical Society |
| Leaming's Run Garden and Colonial Farm |
Swainton |
Cape May |
Museum |
| Lebanon Museum |
New Hampton |
Hunterdon |
Museum |
| Leonia Historical Society |
Leonia |
Bergen |
Historical Society |
| Leonia Public Library |
Leonia |
Bergen |
Library |
| Liberty Science Center |
Jersey City |
Hudson |
Museum |
| Library of the Chathams |
Chatham |
Morris |
Library |
| Lincoln Park Public Library |
Lincoln Park |
Morris |
Library |
| Linden Free Public Library |
Linden |
Union |
Library |
| Linwood Historical Society |
Linwood |
Atlantic |
Historical Society |
| Linwood Public Library |
Linwood |
Atlantic |
Library |
| Littell-Lord Farmhouse Museum |
Berkeley Heights |
Union |
Museum |
| Little Falls Public Library |
Little Falls |
Passaic |
Library |
| Little Falls Township Historical Society |
Little Falls |
Passaic |
Historical Society |
| Little Ferry Free Public Library |
Little Ferry |
Bergen |
Library |
| Little Silver Historical Society |
Little Silver |
Monmouth |
Historical Society |
| Little Silver Public Library |
Little Silver |
Monmouth |
Library |
| Livingston Historical Society |
Livingston |
Essex |
Historical Society |
| Livingston: Ruth L. Rockwood Memorial Public Library |
Livingston |
Essex |
Library |
| Lodi Memorial Library |
Lodi |
Bergen |
Library |
| Logan Township Library |
Logan Township |
Gloucester |
Library |
| Long Beach Island Historical Association |
Beach Haven |
Ocean |
Historical Society |
| Long Branch Free Public Library |
Long Branch |
Monmouth |
Library |
| Long Branch Historical Association |
Long Branch |
Monmouth |
Historical Society |
| Long Hill Township Free Public Library |
Gillette |
Morris |
Library |
| Long Hill Township Historical Society |
Millington |
Morris |
Historical Society |
| Long-a-Coming Historical Society |
Berlin |
Camden |
Historical Society |
| Longport Historical Society |
Longport |
Atlantic |
Historical Society |
| Longstreet Farm |
Holmdel |
Monmouth |
Museum |
| Lumberton Historical Society |
Lumberton |
Burlington |
Historical Society |
| Lyndhurst Free Public Library |
Lyndhurst |
Bergen |
Library |
| Lyndhurst Historical Society |
Lyndhurst |
Bergen |
Historical Society |