Cicero is the most accurate database of elected officials and legislative districts in the world. Cicero provides address to district matching and legislator lookups at all levels of government.Access the API Match a spreadsheet of addresses
Match your organization’s members to districts, provide a legislator lookup tool on your website, or update records in your CRM. Our full time team refreshes the data daily to make sure it is up to date.
Contact information on thousands of federal, state, and local elected officials in multiple countries.
Phone and email aren’t always the best ways to get in touch with legislators. We provide access to 12 types of verified social media accounts as well.
As experts on political geographies, we provide the most accurate address to district matching available, even at the local level.
School districts, watersheds, Census boundaries, and more.
"If you are trying to get a bill passed that’s going to change the landscape of animal welfare, and you want to get as many calls as possible to the right legislators, it becomes crucial to increase your matches and improve your accuracy. But we can’t do it if it isn’t affordable."
– Karen Michael, Board Officer, Animal Defense League of Arizona.
Learn how ADLA used Cicero to increase member involvement, reduce inaccuracies, and improve the precision and effectiveness of their legislative outreach.
Citizens’ Climate is mobilizing supporters in every congressional district. They assign new members to their local chapters and need a tool that can use the data they have to match members to congressional districts. Enter Cicero.
"We’ve streamlined the process for people joining and we are more effective at getting people connected with their local chapters. Cicero has made us more effective at advocacy."
– Tony Sirna, Data and Strategy Coordinator for Citizens’ Climate
A large part of Climate Solutions’ grassroots advocacy work relies on activating their audience—those in the Northwest who believe that clean energy is possible—and convincing them to take action by speaking at a local event or contacting their legislator.
Cicero enabled this organization to match with confidence, which led to accurate audience segmentation and increased staff trust in the data.
Phone2Action started as a young but quickly growing company. They needed a solution that would scale and not sink them with fixed costs. Most data providers had outrageous costs and cumbersome, inflexible data offerings. They needed a solution that was willing to grow with them.
API-driven technology that prioritized accuracy and scalability. Phone2Action was initially built with low internal infrastructure and low overhead. Starting with the Cicero API offered a reliable way to get the needed information with a cost structure that could grow.
Going from zip code matching to Cicero’s address-based matching enabled Washington Environmental Council to target the right people and not just cast a wide net. Without Cicero, some legislators would never hear from their constituents about pressing environmental issues.Products used:
Access our data in bulk. We’ll design a custom license that’s right for you, so you get only what you need. Choose from a variety of data types, delivery options, and update frequencies.Contact us for a quote Learn more
Hundreds of organizations use Cicero, from small nonprofits to startups and Fortune 500s
We currently carry data in 9 countries at all levels of government, and we are always adding more. From national parliaments, to state legislatures, to mayors and city councils, Cicero has you covered.