[header] How to check if you have a warrant online [title] Identify the jurisdiction. [step] Warrants are typically issued by county courts, so you will need to identify the county where you want to search for a warrant. If you have a court case or committed an offense in a particular county, a neighboring county is unlikely to have access to information about your arrest warrant. 
If you are not sure where to search, try counties where you have lived or where you frequently visit. [substeps] In additional to state courts, there are also federal district courts, which deal with violations of federal law.