About ZIP Code 51640

ZIP code 51640 is assigned to Hamburg, Fremont County, Iowa, United States. It falls in the Central Time (CT) zone. The estimated population of this ZIP code area is 1,381 with a density of 4.6 people per square mile.

🔍 Looking for another ZIP code? Browse all US ZIP codes →

Location Details

ZIP Code51640
CityHamburg
CountyFremont County
StateIowa
CountryUnited States
TimezoneCentral Time (CT)
Timezone IDAmerica/Chicago
Latitude40.6226
Longitude-95.6634
ZIP TypeStandard ZIP

Post Office

Address308 F ST
CityHAMBURG
StateIA

Nearby ZIP Codes in Iowa

Frequently Asked Questions

What city is ZIP code 51640 in?

ZIP code 51640 is in Hamburg, Fremont County, Iowa, United States.

What county is ZIP code 51640 in?

ZIP code 51640 is in Fremont County, Iowa.

What timezone is ZIP code 51640 in?

ZIP code 51640 is in the Central Time (CT) zone (America/Chicago).

What is the population of ZIP code 51640?

The estimated population of ZIP code 51640 is 1,381 people with a density of 4.6 people per square mile.

What state is ZIP code 51640 in?

ZIP code 51640 is in Iowa (IA), United States.

📋 Data Source: United States Postal Service (USPS) & US Census Bureau (ZCTA data) · Public domain government data. For official ZIP code information visit tools.usps.com. Data is periodically updated but may not reflect the most recent changes.