This is a comparison of road signs in countries and regions that speak majorly English, including major ones where it is an official language and widely understood.
Most speed limits in the US use United States customary units, with the highway signs matching the Manual on Uniform Traffic Control Devices.
Sheep road sign in the United Kingdom.
A52 Safety Camera Area Sign New Zealand
Ontario Metric Conversion
The Convention on Road Signs and Signals, commonly known as the Vienna Convention on Road Signs and Signals, is a multilateral treaty that establishes an international standard for signing systems for
Comparison of traffic signs in English-speaking territories
…language and widely understood (and as a lingua franca). Among the countries listed below, Liberia, Nigeria, and the Philippines have ratified the Vienna Convention on Road Signs and Signals, while the United Kingdom has signed the convention but not yet ratified it. Botswana, Eswatini, Lesotho, Malawi, South Africa, Tanzania, Zambia, and…
The title page of the Vienna Convention on Road Signs and Signals