Czechia, Slovakia
Czechia (CZ), Slovakia (Slovak Republic) (SK)
Memory hook: 2 orange reflectors = the 2 halfs of former Czechoslovakia

White bollard with 2 rectangular orange reflectors in a black frame on the front and a white squarereflector on the back.
It's also possible to find a blue version of this bollard sometimes. It will either be fully blue or have blue reflectors. These are usually found on or near bridges.
Poland
Poland (PL)

White bollard with a big red reflector that wraps all the way around the bollard and a white reflector on the back.
New Zealand uses similar bollards, but they're always flat and narrower. But be careful, Poland can also use flat bollards, although they should never be narrow.
Denmark
Denmark (DK)

White bollard with a yellow reflector on the front and white reflector on the back with a red/orange stripe at the top.
Belgium uses a similar yellow reflector, but it will never feature a stripe at the top.
Hungary, Slovakia, Macedonia, Bulgaria
Hungary (HU), Slovakia (Slovak Republic) (SK), North Macedonia (MK), Bulgaria (BG)

White wedge-shaped bollard with a vertical red reflector in a slanted black frame on the front and a white on the back. The black frame is located closer to the middle than to the top. Rarely reflector can be blue instead of red.
These bollards are most common in Hungary and Macedonia. Slovakia started using them only in 2024.
Bulgaria rarely uses any bollards, but when it does, it's Hungary or Croatia style.
Croatia and Bosnia use very similar bollards with everything being the same, except for black frame being located closer to the top.
Croatia, Macedonia, Bosnia and Herzegovina, Bulgaria
Croatia (HR), North Macedonia (MK), Bosnia and Herzegovina (BA), Bulgaria (BG)

White wedge-shaped bollard with a vertical red reflector in a slanted black frame on the front and white on the back. The black frame is located closer to the top than to the middle.
Bulgaria rarely uses any bollards, but when it does, it's Hungary or Croatia style.
Hungary, Slovakia and Macedonia use very similar bollards with everything being the same, except for black frame being located closer to the middle.
North Macedonia
North Macedonia (MK)

Thin white round bollard with vertical red reflector on the front and a white one on the back. Sometimes has a black top and the reflector in a black frame, but that's not always the case.
North Macedonia also very commonly uses a Croatia style bollard, but these thin round bollards are unique to Macedonia.
Serbia, Kosovo, Montenegro, Bosnia
Serbia (RS), Montenegro (ME), Bosnia and Herzegovina (BA)

White bollard with an off-centred vertical red reflector on the front and a white on the back.
Slovenia, Austria, Bosnia, Montenegro, Cyprus
Slovenia (SI), Austria (AT), Bosnia and Herzegovina (BA), Montenegro (ME), Cyprus (CY)

White bollard with a black top, a light red vertical reflector on the front and white reflector on back. Sometimes small nipple-shaped black cap on top
Austria has a second type of bollard with a reflector being dark red/black instead of light red. This style in unique to Austria.
Austria
Austria (AT)

White bollard with a black top, usually with a dark red/black vertical reflector on the front and grey/dark grey on the back. Many bollards also feature a small nipple-shaped black cap on the top.
Slovenia, Montenegro and Bosnia use similar bollards, but reflector will always be light red instead of dark red/black, even though light red can still be found in Austria.
Lithuania
Lithuania (LT)

White wedge-shaped bollard with an orange reflector in a slanted black frame on the front and a white reflector on the back.
Latvia, Finland
Latvia (LV), Finland (FI)

Flat white bollard with a white or yellow vertical reflector in a slanted black frame on the front and 2 circular reflectors on the back.
It's also common to see a number printed under the front reflector, this is unique to Latvia combined with the bollard's shape and reflector.
Finland also uses Latvian style bollard sometimes. The reflector will always be white and won't feature a printed number.
Estonia, Finland
Estonia (EE), Finland (FI)

White round bollard with a rectangular reflector in a slanted black frame on the front and 2 circular reflectors on the back.
In Estonia reflectors can be white or orange, while Finland only uses white reflectors.
Italy, Albania
Italy (IT), Albania (AL)

White triangular-shaped bollard with a red reflector in a slanted black frame, located on top of the bollard. The back reflector is white.
France, Senegal
France (FR), Senegal (SN)

White round bollard with a pointy top. The reflector is normally red, but can be just white and sometimes the top of the bollard will be red instead.
It's also used in Senegal because of the colonial past.
Spain
Spain (ES), Chile (CL), Argentina (AR), Colombia (CO)

White wedge-shaped bollard with vertical yellow reflector in a slanted black frame on the front and 2 circular white reflectors on the back.
The top often lacks plastic and looks hollow, so you're able to see the structure of the bollard inside.
If you see a green stripe at the top, you're in a province of Extramadura.
Portugal
Portugal (PT)

White bollard with a square orange or white reflector in a slanted black frame which starts at the very top.
It's also possible to find a generic European wedge-shaped bollard with a vertical white reflector.
South Korea uses similar bollards, but the reflector will be circular instead of square.
Germany, Switzerland, Sweden
Germany (DE), Switzerland (CH), Sweden (SE)
Memory hook: Deutsch-land = 2 bolts, Lu-xem-bourg = 3 bolts

White wedge-shaped bollard with a vertical white or grey reflector in a slanted black frame mounted with 2 bolts on the front and 2 circular reflectors on the back with a bolt inside. At intersections the reflector is orange.
Luxembourg uses the same grey reflector variant of the German bollard, but it will have 3 bolts instead of 2 on the front and a total of 4 bolts instead of 2 on the back.
Luxembourg
Luxembourg (LU)

White wedge-shaped bollard with a vertical grey reflector in a slanted black frame mounted with 3 bolts on the front and 2 circular reflectors on the back, each having 2 bolts per circle.
Germany sometimes uses the same grey reflector variant of the Luxembourg bollard, but it will have 2 bolts instead of 3 on the front and a total of 2 bolts instead of 4 on the back.
Switzerland
Switzerland (CH)

Cylindrical white bollard with a rounded top, vertical white/grey reflector in a black frame on the front and 2 circular reflectors on the back.
Belgium
Belgium (BE)

White bollard with a yellow rectangular reflector on the front and white on the back. Sometimes reflector can be vertical.
Denmark uses similar bollards, but they will have a red stripe at the top.
Netherlands, Belgium
Netherlands (NL), Belgium (BE)

Black square bollard with 2 thin red-white bands on top.
Australia, Netherlands, Romania
Australia (AU), Netherlands (NL), Romania (RO)

Flat white bollard with a red reflector on the front and a grey on the back.
Türkiye uses similar bollards, but the reflector will be noticeably thicker.
UK
United Kingdom of Great Britain and Northern Ireland (GB)

Cylindrical bollard with a rounded top. They are painted with black-and-white stripes and have a thick red rectangular reflector on the front and a white one on the back.
You can also find a white cylindrical bollard with a rounded top. Front reflector is big red and wraps all the way around the bollard and becomes white on the back. This bollard is unique to Scotland.
It looks very similar to the French bollard, but in France it will have a pointy top and the reflector will be red on both sides.
Iceland
Iceland (IS)

Yellow bollard with a white reflector on top on the front and 2 white reflectors on the back.
Faroe Islands
Faroe Islands (FO)

Red-and-yellow bollard with a yellow reflector on the front and white on the back.
Norway
Norway (NO)

Flat white bollard with a vertical grey/white reflector in a black frame, usually slanted.
Sweden
Sweden (SE)

Sweden uses different styles of bollards:
-
Round white bollard with a vertical white reflector in a flat black frame that wraps all the way around the bollard and has 2 circular reflectors on the back.
-
Flat or round bollard with a vertical grey/white reflector in a black rectangle on the front and 2 circular reflectors on the back.
Norway, Sweden, Finland
Finland (FI)

Orange snowpoles with white reflectors are almost unique to these three Nordic countries.
Usually, you can distinguish these countries by looking at the reflector:
- Norway tends to use a short reflector at or above the middle.
- Sweden tends to use a longer reflector above the middle.
- Finland tends to use a short reflector near the very top.
Türkiye
Türkiye (TR)

Flat white (rarely yellow) bollard with a thick rectangular red reflector on the front and whiteon the back.
Australia uses similar bollards, but the reflector will be less thick.
Cyprus
Cyprus (CY)

White wedge-shaped bollard with a square red reflector on the front and a white reflector on the back.
Russia, Kazakhstan
Russian Federation (RU), Kazakhstan (KZ)

White bollard with a red vertical reflector touching the black top on the front and a white reflector on the back.
Mongolia
Mongolia (MN)

White skittle-shaped bollard with 2 red bands.
Taiwan, Japan, South Korea
Taiwan (TW), Japan (JP), Korea (KR)

Taiwanese and Japanese bollards have a lot of different variations, but the most consistent element is a separate circular reflector on top. It can also commonly be found on top of guardrails.
The bollard's height, color and number of reflectors can be extremely inconsistent.
South Korea
Korea (KR)

White bollard with a round white reflector in a slanted black frame on the front and a yellow one on the back.
Bangladesh
Bangladesh (BD)

Round concrete red-and-white bollards.
Sri Lanka
Sri Lanka (LK)

Short, tapered white concrete bollards with a black base.
Cambodia
Cambodia (KH)

Square concrete red-and-white bollards,. Designs can vary.
Vietnam
Vietnam (VN)

Square concrete bollard with a red painted top, sometimes with a yellow reflector. Can be flat or pointy at top.
Malaysia
Malaysia (MY)

Malaysia has different types of bollards. Usually they're white with black parts and red reflectors.
Thailand, Laos, Cambodia
Thailand (TH), Lao Peoples Democratic Republic (LA), Cambodia (KH)

Square concrete black-and-white bollard. The black parts usually take up slightly less space than the white parts.
Laos, Indonesia
Lao Peoples Democratic Republic (LA), Indonesia (ID)

Square concrete black-and-white bollard where the black parts take as much space as the white parts.
You can commonly find Thai bollards in Laos, their black parts usually take up slightly less space than the white parts.
Indonesia
Indonesia (ID)

Indonesia has a lot of different bollards. Most of them follow the UK style with thick red rectangular reflector on the front and painted in multiple colors. Some are just concrete and blocky.
New Zealand
New Zealand (NZ)

Flat white plastic bollard with a red reflector that wraps all the way around the bollard and a whitereflector on the back. Can also have additional yellow reflectors around the red one.
Poland uses similar bollards, but they're always slightly wider and sometimes can be wedge-shaped, which doesn't apply to the New Zealand ones.
Mexico
Mexico (MX)

White round or flat bollard with a black bottom. Sometimes features a reflector at the top.
Ecuador
Ecuador (EC)

Ecuador has different types of bollards, but all of them usually follow the same color scheme: white bollard with red reflectors.
Wedge-shaped bollard with 2 rectangular red reflectors in slanted black frames on the front and white reflectors on the back is the most recognisable one.
Other types of Ecuadorean bollards will usually be round white with a random number of red reflectors.
Peru
Peru (PE)

Peru uses a lot of different bollard designs. Most of them are triangular or round and concrete. They're usually white with different colors at the top, such as yellow, black, or red.
Uruguay
Uruguay (UY)

White concrete bollards (sometimes yellow on the back side) with white/yellow reflectors.
Alberta, NWT
Canada (CA)

Round white plastic bollard with a black top and one more black band underneath. Sometimes white part between the black bands can be yellow.
Quebec
Canada (CA)

Flat white plastic bollard with a thick red rectangular reflector.
It's always located on top of the guardrail. When placed at the end of the guardrail, the reflector color is green.
The US sometimes uses similar green reflector bollard on guardrails, so only guess Quebec if you're confident it's Canada.
Manitoba
Canada (CA)

Round white plastic bollard with black top and an orange reflector slightly higher than the middle of the bollard.
British Columbia
Canada (CA)

Flat white plastic bollard with a white rectangular reflector in a black frame.
Some Scandinavian countries use similar bollards, so only guess BC if you're confident it's Canada.
Nevada
United States of America (US)

Metal bollard with white rectangle inside black rectangle reflector.
Washington
United States of America (US)

Flat brown bollard with a rectangular white reflector on the front and 2 white squares on the back.
Montana, South Dakota
United States of America (US)
Memory hook: Montana (1 word) - 1 bolt, South Dakota (2 words) - 2 bolts

Metal bollard with a white diamond-shaped reflector.
You can distinguish Montana from South Dakota by looking at mounting bolts:
- Montana uses 1 bolt.
- South Dakota uses 2 bolts.
Western Australia
Australia (AU)

Western Australia has 2 unique bollard designs:
- Blocky white bollard with black bottom, round reflector and slanted top.
- Flat black-and-white striped bollard.
Queensland
Australia (AU)

Black-and-yellow striped bollard.
East Russia
Russian Federation (RU)

Flat white bollard attached to the side of a stick, resembling a flag.
Aragon
Spain (ES)

Short thin white plastic bollard with a square grey reflector.