The Address Coordinator is responsible for the issuing of new addresses in Lewis and Clark County and the incorporated cities of Helena and East Helena. Duties include maintaining the Address and Road files, approving new road names and readdressing issues for Lewis and Clark County.
Master Street Address Guide
The Master Street Address Guide is a list of all the streets and roads in Lewis & Clark County by name. The community name is provided along with the Emergency Response number which is a combination of Fire, Police and Ambulance services that would respond to an address.
Approved Road Names But Not Yet Platted
The approved road names is a list of of all roads that have been approved and are waiting to be final platted.
Approved Road Names
City/County Address Coordinator
316 N. Park Ave. Room 207
Helena, MT. 59623
Address Application Forms
Policies, Resolutions & Conventions
County Road Naming and Addressing Standards
Community Development Subdivision Regulations:
Road Naming, Road Sign, and Installation Conventions
Street Type Designations