Apply for a new postal address online by clicking the New Address Form below.

Addressing

Building in Unincorporated Warren County

If you are constructing a building within unincorporated Warren County; please consult the GIS/Addressing Department to ensure a proper address has been assigned. If an address has not been assigned, you will be directed to complete the Address Request Form.

Amending Street Names & Numbers

GIS/Addressing is a part of the Warren County Emergency Communications Center responsibilities. Per State Statute, Warren County Emergency Communications Center is authorized to establish and amend street names and numbers within unincorporated Warren County. The GIS/Addressing department is also authorized to work with the municipalities within Warren County to establish and amend street names and numbers within a specific municipality. Address amendments may be performed on occasion if the address has been duplicated, or is of such a nature as to potentially impact the effectiveness of emergency response.

For assistance in completing these forms, or for general questions concerning addressing issues, please contact us by phone at 636-456-7088 and ask for Tina.

The GIS/Addressing Department will complete your request within 10 business days

gis/addressing department

 

209 State Highway U
Warrenton, MO 63383

hours

Tuesday-Friday
7am-5pm