Skip Navigation
United States Postal Service
Postmaster Finder 
Postal History 
Research Sources 

Postmaster Finder


Post Offices by County

LEWIS AND CLARK COUNTY, MONTANA

ZIP Code Post Office Date Established Date Discontinued
59410 AUGUSTA
59633 CANYON CREEK 01/16/1993
CLEMONS 06/25/1898 11/15/1925
59635 EAST HELENA
59636 FORT HARRISON
59601 HELENA 08/29/1865
59639 LINCOLN
59640 MARYSVILLE
STEARNS 01/09/1891 11/22/1899
59648 WOLF CREEK

Return to Main Menu