WICHITA, Kan. (KSNW) -- The Sedgwick County Election Office is about to get even busier. With the presidential election on Tuesday, Nov. 5, just four weeks away, workers are preparing for an influx of last-minute voter registrations, requests for mail ballots, and opening satellite voting locations. Sedgwick County seeking more election workers Oct. 15 - Deadline to register to vote If you are not registered to vote, next Tuesday, Oct. 15, is your last chance before the general election. If you have moved or changed your name, you need to update your information on file. If you don't know if you are registered, check on the Kansas Secretary of State's VoterView website: voteks.org. That's where you can also see your sample ballot. Online voter registration applications are available at Welcome - Kansas Online Voter Registration: ks.gov. You can also register by mail or in person at the Sedgwick County Election Office, 510 N. Main, Suite 101, until 5 p.m. on Oct. 15. Oct. 16 - Advance by-mail ballots are sent If you want to vote by mail and have already requested a ballot, the Sedgwick County Election Office will put your ballot in the mail on Wednesday, Oct. 16. If you want to request a by-mail ballot, you must request it by Tuesday, Oct. 29, at 5 p.m. You can request one by calling 316-660-7100 or by filling out and printing this form and mailing it to the Sedgwick County Election Office, 510 N. Main, Suite 101, Wichita, KS 67203. You can also save the form as a .pdf or .jpg and email it to [email protected]. You can fax it to 316-660-7125. You can also request one in person at the election office during regular business hours. Oct. 21 - Early in-person voting begins at three locations Starting Monday, Oct. 21, any registered Sedgwick County voter can vote early at these locations. You do not have to vote at the place nearest your home. You can choose whatever location is convenient. Sedgwick County Extension Office, 21st and Ridge Monday through Friday, 10 a.m. to 6 p.m. until Nov. 1, and 9 a.m. to 1 p.m. on Saturday, Nov. 2. Reformation Lutheran Church, 7601 E. 13th North, near 13th and Rock Road Monday-Friday, 10 a.m.-6 p.m. until Nov. 1, and 9 a.m.-1 p.m. on Saturday, Nov. 2. Sedgwick County Election Office, 510 N. Main, near Central and Main Monday-Friday, 8 a.m.-5 p.m. until Nov. 1, and 8 a.m.-Noon on Nov. 4. Oct. 29 - Early in-person voting continues with more locations On Tuesday, Oct. 29, Sedgwick County voters will have 20 sites to choose from. Click on a location to see the days and hours. Oct. 29 is also the last day you can request a by-mail ballot. You must request it by 5 p.m. by calling 316-660-7100 or visiting the Sedgwick County Election Office, 510 N. Main, Suite 101, Wichita, KS 67203. You can fill out and print the form and fax it to 316-660-7125. You can also save the form as a .pdf or .jpg and email it to [email protected]. Nov. 5 - Election Day Sedgwick County polling sites will be open from 6 a.m. to 7 p.m. You must vote at your assigned polling location. If you do not know your polling site, you can find it on the Kansas Secretary of State's VoterView website: voteks.org. If you requested and got an advance by-mail ballot, it must be returned or postmarked by Nov. 5. You can return the ballot to the election office, a community-located drop box, or a box inside a polling place by 7 p.m. on Election Day. If you are mailing it in, it must be postmarked by Nov. 5 and received at the election office by Friday, Nov. 8. Nov. 8 - Mailed ballots must arrive at the Sedgwick County Election Office Mailed ballots must have been postmarked on or before Nov. 5.