Sponsored Listings:
Colesburg Post Office
304 Main St
Colesburg, Iowa 52035
Edgewood Post Office
200 E Union St
Edgewood, Iowa 52042
Elkader Post Office
105 Mulberry St
Elkader, Iowa 52043
Farmersburg Post Office
207 S Main St
Farmersburg, Iowa 52047
Garnavillo Post Office
102 S Main St
Garnavillo, Iowa 52049
Guttenberg Post Office
519 S 1st St
Guttenberg, Iowa 52052
Luana Post Office
105 Burges St
Luana, Iowa 52156
Marquette Post Office
112 North St
Marquette, Iowa 52158
Mc Gregor Post Office
107 2nd St
Mc Gregor, Iowa 52157
Monona Post Office
109 S Main St
Monona, Iowa 52159
Saint Olaf Post Office
111 S Main St
Saint Olaf, Iowa 52072
Strawberry Point Post Office
132 W Mission St
Strawberry Point, Iowa 52076
Clayton County
There are 12 US Post Offices in Clayton County serving a total of 18,110 residents equating to 1,509 residents per post office. It's estimated that approximately 28,906 packages are handled across the 12 county post offices annually. Clayton County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 18,129. Its county seat is Elkader. The county was established in 1837 and was named in honor of John M. Clayton, United States Senator from Delaware and later Secretary of State under President Zachary Taylor."