Railway Post Offices
with
Merced County Towns on the Postmark
Year
Started
Terminals
1872
Lathrop & Merced
1891
Tracy & Los Banos
1892
Stockton & Merced
1900
Sacramento & Merced
1907
Oakdale & Merced
1908
El Portal & Merced
1936
Yosemite N.P. & Merced