Australia - Capital Territory bus stop sign
Australia - New South Wales bus stop signs
Australia - Queensland bus top signs
Australia - South Australia bus stop signs
Australia - Tasmania bus top signs
Australia - Victoria bus stop signs
Australia - Western Australia bus stop signs
Austria - bus stop sign
Belgium - Flanders and Brussels bus stop signs
Belgium - Wallonia bus stop sign
Estonia - bus stop sign
Finland - bus stop sign
Germany - Berlin bus stop signs
Germany - Bremen bus stop sign
Germany - Bremerhaven bus stop sign
Germany - Hamburg bus stop signs
Germany standard - standard German bus stop signs
Ireland (new) - Ireland new bus top signs
Ireland (old) - Ireland old bus stop signs
Latvia - Latvia bus stop sign
Liechtenstein - Balzers bus stop sign
Liechtenstein - Vaduz bus stop sign
Liechtenstein standard - standard Liechtenstein bus stop sign
Lithuania - bus stop sign
Luxembourg - bus stop sign
Netherlands (Arnhem & Nijmegen) - Arnhem & Nijmegen bus stop sign
Netherlands (Friesland) - Friesland bus stop signs
Netherlands (Gelderland & Overijssel) - Gelderland & Overijssel bus stop sign
Netherlands (Groningen and Drenthe) - Groningen and Drenthe bus stop signs
Netherlands (Limburg) - Limburg bus stop signs
Netherlands (Noord - Noord-Brabant bus stop signs
Netherlands (Northern Noord - Northern Noord-Holland bus stop signs
Netherlands (northern Zuid - Northern Zuid-Holland bus stop sign
Netherlands (Overijsel) - Overijsel (Twente region) bus stop sign
Netherlands (Zeeland) - Zeeland bus stop signs
New Zealand - Auckland bus stop sign
New Zealand - Christchurch bus stop sign
New Zealand - Wellington bus stop sign
Northern Ireland - Northern Ireland bus stop signs
Norway - Norway bus stop sign
Slovakia (Bratislava) - Bratislava city bus stops
Slovakia (Kosicky Kraj) - Kosicky Kraj bus stop signs
Slovakia (Trenčiansky kraj) - Trenčiansky kraj bus stop signs
Switzerland - bus stop signs
United Kingdom (Cheshire east) - Cheshire east bus stop sign
United Kingdom (Cheshire west) - Cheshire west bus stop sign
United Kingdom (Cornwall) - Cornwall bus stop signs
United Kingdom (Derbyshire) - Derbyshire bus stop sign
United Kingdom (East Riding of Yorkshire) - East Riding of Yorkshire bus stop sign
United Kingdom (Essex) - Essex bus stop signs
United Kingdom (Gloucestershire) - Gloucestershire bus stop signs
United Kingdom (Greater London) - Greater London bus stop signs
United Kingdom (Greater Manchester) - Greater Manchester bus stop sign
United Kingdom (Herefordshire) - Herefordshire bus stop sign
United Kingdom (Hertfordshire) - Hertfordshire bus stop sign
United Kingdom (Isle of Wight) - Isle of Wight bus stop sign
United Kingdom (Lincolnshire) - Lincolnshire bus stop sign
United Kingdom (Merseyside) - Merseyside bus sign meta
United Kingdom (Northumberland) - Northumberland bus stop signs
United Kingdom (Somerset) - Somerset bus stop sign
United Kingdom (South Yorkshire) - South Yorkshire bus stop sign
United Kingdom (Staffordshire) - Staffordshire bus stop sign
United Kingdom (Tyne and Wear) - Tyne and Wear bus stop signs
United Kingdom (West Midlands) - West Midlands bus stop signs
United Kingdom (West Yorkshire) - West Yorkshire bus stop sign
United Kingdom (Worchestershire) - Worcestershire bus stop sign

Meta List - Learnable bus stop signs

Australia - Capital Territory bus stop sign

Each state has a unique bus stop design. These are quite common in urban rounds, so are worth learning. NOTE: The designs may vary slightly, but should still be recognisable.

Description and images taken from: https://www.plonkit.net/australia.

Images: