A map of National Parks I have visited and managed to get a photo with the sign.

Central NSW

Abercrombie River National Park Belford National Park
Breelong National Park
Cataract National Park
Cocoparra National Park
Conimbla National Park

Coolah Tops National Park
Drillwarrina National Park
Garrawilla National Park
Goobang National Park
Goulburn River National Park
Kalyarr National Park

Mount Kaputar National Park ✔
Nangar National Park
Oolambeyan National Park
Timbarra National Park
Turon National Park
Warrumbungle National Park
Weddin Mountains National Park

Hunter & Mid North Coast

Bago Bluff National Park
Barakee National Park
Barrington Tops National Park
Bellinger River National Park
Ben Halls Gap National Park
Bindarri National Park
Biriwal Bulga National Park
Bongil Bongil National Park
Booti Booti National Park
Cascade National Park
Coorabakh National Park
Crawney Pass National Park
Crowdy Bay National Park
Dooragan National Park
Dorrigo National Park
Dunggir National Park
Ghin-Doo-Ee National Park
Hat Head National Park
Junuy Juluum National Park
Kumbatine National Park
Limeburners Creek National Park
Maria National Park
Middle Brother National Park
Mount Royal National Park
Myall Lakes National Park
Nymboi-Binderay National Park
Saltwater National Park
Sea Acres National Park
Tapin Tops National Park
Tomaree National Park
Towarri National Park
Ulidarra National Park
Wallarah National Park
Wallingat National Park
Watagans National Park
Willi Willi National Park
Woko National Park
Yarriabini National Park

Northern Tablelands

Bald Rock National Park
Barool National Park
Basket Swamp National Park
Boonoo Boonoo National Park
Butterleaf National Park
Capoompeta National Park
Carrai National Park
Cataract National Park
Cathedral Rock National Park
Chaelundi National Park
Cottan-Bimbang National Park
Cunnawarra National Park
Dowe National Park
Gibraltar Range National Park
Guy Fawkes River National Park
Indwarra National Park
Kings Plains National Park
Kwiambal National Park
Mummel Gulf National Park
New England National Park
Nowendoc National Park
Nymboida National Park
Oxley Wild Rivers National Park
Single National Park
Timbarra National Park
Warra National Park
Warrabah National Park
Washpool National Park
Werrikimbe National Park

Northern Rivers

Arakwal National Park
Border Ranges National Park
Broadwater National Park
Bundjalung National Park
Bungawalbin National Park
Fortis Creek National Park
Goonengerry National Park
Koreelah National Park
Mallanganee National Park
Maryland National Park
Mebbin National Park
Mooball National Park
Mount Clunie National Park
Mount Jerusalem National Park
Mount Nothofagus National Park
Mount Pikapene National Park
Mount Warning National Park
Nightcap National Park
Ramornie National Park
Richmond Range National Park
Tooloom National Park
Toonumbar National Park
Wollumbin National Park
Yabbra National Park
Yuraygir National Park

Outback NSW

Burral Yurrul National Park
Couradda National Park
Culgoa National Park
Gundabooka National Park
Kinchega National Park
Mallee Cliffs National Park
Mungo National Park
Mutawintji National Park
Narran Lake Nature Reserve
Narriearra Caryapundy Swamp National Park
Paroo-Darling National Park
Sturt National Park
Toorale National Park
Willandra National Park
Yanga National Park

South Coast & Highlands

Bangadilly National Park
Ben Boyd National Park
Benambra National Park
Biamanga National Park
Bimberamala National Park
Bournda National Park
Brindabella National Park
Budawang National Park
Budderoo National Park
Bugong National Park
Clyde River National Park
Conjola National Park
Deua National Park
Eurobodalla National Park
Gourock National Park
Gulaga National Park
Jerrawangala National Park
Jervis Bay National Park
Kooraban National Park
Kosciuszko National Park
Livingstone National Park
Mares Forest National Park
Macquarie Pass National Park
Meroo National Park
Mimosa Rocks National Park
Minjary National Park
Monga National Park
Morton National Park
Mount Imlay National Park
Murramarang National Park
Seven Mile Beach National Park
South East Forests National Park
Tallaganda National Park
Tarlo River National Park
Wadbilliga National Park
Woomargama National Park
Yanununbeyan National Park

Sydney & Surrounds

Berowra Valley National Park
Blue Mountains National Park
Bouddi National Park
Brisbane Water National Park
Cattai National Park
Dharawal National Park
Dharug National Park
Gardens of Stone National Park
Garigal National Park
Georges River National Park
Heathcote National Park
Kamay Botany Bay National Park
Kanangra-Boyd National Park
Ku-ring-gai Chase National Park
Lane Cove National Park
Malabar Headland National Park
Marramarra National Park
Nattai National Park
Popran National Park
Royal National Park
Scheyville National Park
Sydney Harbour National Park
Thirlmere Lakes National Park
Werakata National Park
Wollemi National Park
Wyrrabalong National Park