Country
United States
Location
Foster County
Postal Code
58421

What is Foster County (United States) postal/zip code?

The postal code for Foster County is 58421. Postal codes in Foster County consist of 5 characters following the format NNNNN or NNNNN-NNNN. Foster County is located in North Dakota, United States, and is part of the Northern America region. This postal code is essential for accurate mail delivery, online shopping, and official documentation. Whether you're sending a package, filling out a form, or verifying an address, using the correct postal code ensures your mail reaches its destination without delays. You can scan the QR code on the right to quickly save or share the complete address information for Foster County.

QR Code for Foster County Scan Address

How to Address Mail to Foster County

Standard Address Format (click to edit)
RecipientJohn Doe
Street123 Example Street
DistrictFoster County
City & Postal58421 North Dakota
CountryUNITED STATES

Addressing Tips for United States - Foster County

  • Postal code format: NNNNN or NNNNN-NNNN
  • Write postal code before the city name
  • Country name in UPPERCASE on last line
  • Include district name for faster delivery
  • ISO country code: US

Shipping to Foster County, United States

🇺🇸
Domestic Delivery
1-5 days
Within United States
International
7-21 days
Varies by origin
Customs Threshold
$0
Duty-free limit

Local Carriers in Foster County

USPS UPS FedEx

Foster County: International Carriers

DHL FedEx UPS

Shipping Tips (Foster County)

  • Always include postal code 58421 for faster delivery
  • Items above $0 may incur customs duties
  • Track your package using the carrier's tracking number
  • Consider insurance for valuable shipments

Foster County United States Location Information

Foster County, United States Map
  • Region Americas
  • Subregion Northern America
  • State North Dakota
  • Phone Code +1
  • Currency USD
  • Coordinates 47.4571, -98.883
Free Traffic Exchange

3 Postal Codes in Foster County

Area State Place Postal Code
Foster County North Dakota Carrington 58421
Foster County North Dakota Grace City 58445
Foster County North Dakota Glenfield 58443

Frequently Asked Questions

The postal code of Foster County, North Dakota, United States is 58421. This 5-character code follows the format NNNNN or NNNNN-NNNN.
Foster County has approximately 3 postal codes covering different areas and neighborhoods within the district.
Foster County is located in North Dakota, United States. It is part of the Americas region and Northern America subregion. The coordinates are 47.45708000, -98.88302000.
To call Foster County, United States, you need to dial the international code +1 followed by the local number.
The currency used in Foster County, United States is United States Dollar (USD). The currency symbol is $.
The nearest major city to Foster County is North Dakota, approximately 0 km away.
You can verify Foster County postal codes on PostalZipCode.co. Enter the postal code in the search bar to see its location, district, and city details.
Nearby Locations
City State Distance Latitude Longitude
Carrington North Dakota 18 km 47.45 -99.126
Eddy County North Dakota 29 km 47.718 -98.902
New Rockford North Dakota 31 km 47.68 -99.138
Griggs County North Dakota 49 km 47.457 -98.237
Stutsman County North Dakota 53 km 46.979 -98.959
Cooperstown North Dakota 57 km 47.444 -98.124
Fort Totten North Dakota 59 km 47.98 -98.993
Fessenden North Dakota 60 km 47.649 -99.629
Wells County North Dakota 60 km 47.588 -99.661
Jamestown North Dakota 62 km 46.911 -98.708
Other United States in States
State Distance Latitude Longitude
Minnesota 328 km 46.73 -94.686
South Dakota 396 km 43.97 -99.902
Nebraska 668 km 41.493 -99.902
Iowa 770 km 41.878 -93.098
Wyoming 818 km 43.076 -107.29
Foster County in Other Languages
Postal Codes by Country
Country Distance Latitude Longitude
Canada 1,417 km 60 -95
Mexico 2,734 km 23 -102
Saint Pierre and Miquelon 3,178 km 46.833 -56.333
Bahamas 3,277 km 24.25 -76
Bermuda 3,324 km 32.333 -64.75
Related Searches
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Last updated: April 2026
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