Road signs in the Republic of Ireland do not differ greatly from those used elsewhere in Europe – with the notable exception that hazard or warning signs follow the "New World" style of a yellow diamond. The symbols used on these warning signs do, nevertheless, resemble much more closely those used in the rest of Europe than many of those seen in the United States.
Road signs in the United Kingdom and in its associated Crown dependencies and overseas territories conform broadly to European design norms, though a number of signs are unique: direction signs omit European route numbers, and road signs generally use the imperial system of units, unlike the rest of Europe. Signs in Wales and parts of Scotland are bilingual.
Road signs in Malaysia are standardised road signs similar to those used in Europe but with certain distinctions. Until the early 1980s, Malaysia closely practice in road sign design, with diamond-shaped warning signs and circular restrictive signs to regulate traffic. Signs usually use the Transport Heavy font on non-tolled roads and highways. Tolled expressways signs use a font specially designed for the Malaysian Highway Authority (LLM) which is LLM Lettering. It has two type of typefaces, LLM Narrow and LLM Normal. Older road signs used the FHWA Series fonts typeface also used in the United States, Canada, and Australia.
Road signs in Singapore closely follow those laid down in the traffic sign regulations used in the United Kingdom, although a number of changes over the years have introduced some slight deviations that suit local road conditions. Road signs in Singapore conform to the local Highway Code under the authority of Singapore Traffic Police.
Road signs in Italy conform to the general pattern of those used in most other European countries, with the notable exception that the background of motorway (autostrada) signs is green and those for 'normal' roads is blue. They are regulated by the Codice della Strada and by the Regolamento di Attuazione del Codice della Strada in conformity with the 1968 Vienna Convention on Road Signs and Signals.
Road signs in Thailand are standardized road signs similar to those used in other nations but much of it resembles road signage systems used in South American countries with certain differences, such as using a blue circle instead of a red-bordered white circle to indicate mandatory actions. Until the early 1980s, Thailand closely followed American, European, Australian, and Japanese practices in road sign design, with diamond-shaped warning signs and circular restrictive signs to regulate traffic. The Department of Railway maintains a standard on the typeface used in the sign, with custom made type for Thai text, unofficially named “Thang Luang”(อักษรทางหลวง) and a small derivation of FHWA Series fonts typeface, which is used on American road signage, for Latin text. In most Bangkok Metropolitan Area's routes, TS Lopburi is still used.
Road signs in Iran are regulated in the INSO 14815-1 standard. They generally follow the Vienna Convention on Road Signs and Signals.
Road signs in South Korea are regulated by the Korean Road Traffic Authority.
Road signs in Austria are regulated in Straßenverkehrsordnung (StVO).
Following international norms, road signs in Nepal are controlled by the Nepali Department of Roads and are heavily influenced by those used in the United Kingdom.
A wide variety of road signs are displayed in the People's Republic of China.
Road signs in Brunei closely follow the traffic sign regulations used in Singapore as well as the United Kingdom to a lesser extent. A number of changes have also been introduced over the years to suit local road conditions. There are also some differences in the typefaces used, although DIN 1451 remains widely used.
Bosnia and Herzegovina is a signatory to the Vienna Convention on Road Signs and Signals. Therefore, road signs do not differ much from the rest of Europe, such as Croatia, Slovenia, Serbia and North Macedonia. Ministry of Transportation of Bosnia and Herzegovina regulates them. Bosnia and Herzegovina drives on the right as with the rest of Europe, except for Cyprus, Ireland, Malta and the United Kingdom. Bosnian and Herzegovinan road signs have two scripts, Latin and Cyrillic script.
Road signs in Cambodia are standardized road signs are similar to those used in Europe but much of it resembles road signage systems used in South American countries with certain differences. The designs of road signage match their neighbours of Thailand and Malaysia, both of which adopt a modified version of the South American road signage system. Until the early 1980s, Cambodia closely followed American, European, Australian, and Japanese practices in road sign design, with diamond-shaped warning signs and circular restrictive signs to regulate traffic. Unlike Thailand and Malaysia, Cambodia does not use the FHWA Series fonts typeface, favouring Helvetica instead.
Road signs in France refer to all conventional signals installed on French roads and intended to ensure the safety of road users, either by informing them of the dangers and regulations relating to traffic as well as elements useful for decision-making, or by indicating to them the landmarks and equipment useful for their travel on the national territory. They generally largely follow the general European conventions concerning the use of shape and color to indicate their function. France is a signatory to the 1968 Vienna Convention on Road Signs and Signals. France signed the Vienna Convention on Road Signs and Signals on 8 November 1968 and ratified it on 9 December 1971.
Road signs in Bangladesh are similar to those used in some parts of the United Kingdom, except that they are multilingual.
Road signs in Vietnam follow Chinese and French road signs. Some signs are written in both Vietnamese and English. The signs are prescribed by the Ministry of Transportation of Vietnam.
The road signs, used on the Serbian road network, are regulated by the "Regulation of Traffic Signs", which was last time modified in 2017.
Road signs in Portugal are governed by the "Regulamento de Sinalização do Trânsito" of the Republic of Portugal.
Road signs in South Africa are based on the SADC-Road Traffic Sign Manual, a document designed to harmonise traffic signs in member states of the Southern Africa Development Community. Most of these signs were in the preceding South African RTSM.
