buying & selling a vehicle

Help Center

Call us

Commercial motor carrier information

Commercial motor vehicle enforcement line

800-925-6469 (toll free in Iowa)

Driver’s license information 
800-532-1121 (toll free in Iowa) or 515-244-8725
Fax: 515-239-1837
Take a survey Take a customer service survey

Investigative Bureau
866-908-4636 (toll free)

Oversize/Overweight permits

Vehicle registration information
Vehicle registration is handled by your county treasurer's office. Please contact them for questions regarding your registration fees.

Call us

Send your questions, concerns or comments to us.

Take a survey

Have you visited a driver's license issuance site lately? Tell us how we did. Take the driver's license customer service survey.

Frequently asked questions

Driver's license / identification (ID) card

Under age 18

Driver's license issuance sites


Suspension / revocation

Driving record

Motor carrier services

Motor vehicle enforcement

Vehicle registration

Persons with disabilities parking laws

Auto dealers

License plates

Motor vehicle records