Colorado's role in an effort to sidestep the Electoral College appears headed to the state's 2020 ballot.

On Thursday, backers of an effort to pull Colorado out of the National Popular Vote Compact submitted more than 227,198 signatures to the Colorado Secretary of State's Office. That far surpasses the requirement of about 125,000 valid signatures.

If certified, the referendum would appear before voters in 2020. It could be the first time voters in any state have the chance to weigh in on the compact, which aims to elect the president by popular vote without amending the U.S. Constitution.

Read the full story at Colorado Public Radio here.