License plate DO: Registration district Dortmund & online processing
DO · XX 1234
Profile of license plate prefix DO
The official license plate prefix DO is issued in the registration district Dortmund (Nordrhein-Westfalen). The locally responsible authority is Stadt Dortmund. Via the digital platform, you can reserve available DO custom license plates, order DIN-embossed plates, and submit new registrations, transfers, and deregistrations directly online.
Competent registration authority for prefix DO
Stadt Dortmund
Südwall 2-444137 Dortmund
Opening hours: Mo-Di 07:00-12:00, 13:30-16:00, Mi 07:00-12:00, Do 07:00-12:00, 13:30-18:00, Fr 07:00-12:00
Go to i-Kfz platform Dortmund →Public information of the competent authority – not part of this portal.
Digital platform services for Dortmund (DO)
Select the desired procedure for the Dortmund registration district:
Frequently asked questions about prefix DO (Dortmund)
- Which registration district issues the license plate prefix DO?
- The official vehicle prefix DO belongs to the registration district Dortmund in Nordrhein-Westfalen. The locally competent authority is Stadt Dortmund.
- How can I check and reserve available DO custom license plates online?
- Via the digital license plate check, you can search for your desired combination with prefix DO (1–2 letters and up to 4 digits), reserve it online, and order embossed DIN plates delivered by post.
- Are all i-Kfz services available online for vehicles with DO plates?
- Yes. Via the i-Kfz platform for Dortmund, new registration, change of keeper, re-registration, deregistration, and address changes can be completed entirely online without an appointment.
- Can I keep my DO license plate when moving or changing ownership?
- Yes. Under nationwide license plate retention rules, an existing DO plate can continue to be used when moving or transferring ownership, provided the vehicle remains registered.
More license plate codes in Nordrhein-Westfalen
All license plate codes in Nordrhein-Westfalen →Last updated: 26.10.2026.
