Addressing Requirements For New Development

Pertains to the Cities of Lake Mary, Longwood and Casselberry

The Seminole County Addressing Office has been assigned responsibility for coordinating and maintaining the building numbers, street names and complex/subdivision names for the City of Longwood, Lake Mary and Casselberry as well as any unincorporated areas in Seminole County.

When submitting plans for Development Review at Longwood, Lake Mary or Casselberry, the following is required to be submitted to Seminole County's Addressing Office:

One set of plans, including a site plan
Parcel number(s)
Owner/developer Contact Information
Consultant Contact Information
Project Manager for the City
Any additional submittals

The Seminole County Addressing Office reviews plans for the purpose of approving street names, subdivisions and complex names and issuing addresses for E-911.

Addressing fees will be determined after the above items are received and reviewed.

To submit plans, please contact our office:

Seminole County Office of Emergency Management
Addressing Office
150 Eslinger Way
Sanford, FL 32773
phone 407-665-5045