Is 61231 the correct postal code for Mercer County?

Yes, 61231 is the verified postal code for Mercer County, Illinois, United States. Always use this code when sending mail or packages to this location.

How many postal codes does Mercer County have?

Mercer County area has 5 postal code(s). The primary postal code is 61231.

What is the postal code format for Mercer County?

The postal code Mercer County for 61231 follows the format 'NNNNN or NNNNN-NNNN' and consists of 5 characters.

Where exactly is Mercer County located?

Mercer County is located in Illinois, United States at coordinates 41.20534000° latitude and -90.74141000° longitude.

How do I address mail to Mercer County?

When addressing mail to Mercer County, include the postal code 61231, the district name 'Mercer County', city 'Illinois', and country 'United States' (US).

What is the country code for sending mail to Mercer County?

Use country code 'US' and postal code 61231 when sending international mail to Mercer County, Illinois, United States.

Can I track packages sent to Mercer County with postal code 61231?

Yes, packages sent to Mercer County with postal code 61231 can be tracked using the tracking number provided by your shipping carrier.

What phone code should I use to call Mercer County?

To call Mercer County from abroad, dial +1 followed by the local number. The international country code for United States is US.

Is Mercer County a safe area in Illinois?

Mercer County is an established area in Illinois, United States. For specific safety information, please consult local resources and travel advisories.

Postal Codes of Mercer County, Illinois, United States

Country

United States

Location

Mercer County

Postal Code

61231

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

The postal code for Mercer County is 61231. Postal codes in Mercer County consist of 5 characters following the format NNNNN or NNNNN-NNNN. Mercer County is located in Illinois, 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 Mercer County.

Scan Address

How to Address Mail to Mercer County

Standard Address Format (click to edit)

RecipientJohn Doe

Street123 Example Street

DistrictMercer County

City & Postal61231 Illinois

CountryUNITED STATES

Addressing Tips for United States - Mercer 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 Mercer County, United States

🇺🇸

Domestic Delivery

1-5 days

Within United States

International

7-21 days

Varies by origin

Customs Threshold

Duty-free limit

Local Carriers in Mercer County

USPS UPS FedEx

Mercer County: International Carriers

DHL FedEx UPS

Shipping Tips (Mercer County)

Always include postal code 61231 for faster delivery
Items above $0 may incur customs duties
Track your package using the carrier's tracking number
Consider insurance for valuable shipments

Mercer County United States Location Information

Region Americas
Subregion Northern America
State Illinois
Phone Code +1
Currency USD
Coordinates 41.2053, -90.7414

This page provides information on postal codes and administrative divisions in Mercer County, Illinois. We also provide a corresponding map on which you can view the exact location. Illinois has 855 districts. The currency used in Mercer County is United States Dollar (USD) and to make a call to this area you must first dial +1. Mercer County is located in the Americas subregion of Northern America. You can check the current local time in Mercer County before making a call.

5 Postal Codes in Mercer County

Area	State	Place	Postal Code
Mercer County	Illinois	Aledo	61231
Mercer County	Illinois	Joy	61260
Mercer County	Illinois	Matherville	61263
Mercer County	Illinois	Viola	61486
Mercer County	Illinois	Reynolds	61279

Mercer County is located in Illinois, United States. Known as the ZIP Code. The postal codes listed above cover all areas within Mercer County.

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Frequently Asked Questions

The postal code of Mercer County, Illinois, United States is 61231. This 5-character code follows the format NNNNN or NNNNN-NNNN.

Mercer County has approximately 5 postal codes covering different areas and neighborhoods within the district.

Mercer County is located in Illinois, United States. It is part of the Americas region and Northern America subregion. The coordinates are 41.20534000, -90.74141000.

To call Mercer County, United States, you need to dial the international code +1 followed by the local number.

The currency used in Mercer County, United States is United States Dollar (USD). The currency symbol is $.

The nearest major city to Mercer County is Illinois, approximately 0 km away.

You can verify Mercer 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
Aledo	Illinois	1 km	41.2	-90.749
Andalusia	Illinois	26 km	41.439	-90.718
Milan	Illinois	31 km	41.453	-90.572
Rock Island County	Illinois	33 km	41.467	-90.567
Coal Valley	Illinois	34 km	41.429	-90.461
Monmouth	Illinois	34 km	40.911	-90.647
Orion	Illinois	34 km	41.355	-90.382
Oquawka	Illinois	35 km	40.932	-90.947
Rock Island	Illinois	36 km	41.509	-90.579
Moline	Illinois	38 km	41.507	-90.515

Other United States in States

State	Distance	Latitude	Longitude
Iowa	210 km	41.878	-93.098
Wisconsin	328 km	43.784	-88.788
Missouri	372 km	37.964	-91.832
Indiana	402 km	40.267	-86.135
Michigan	543 km	44.315	-85.602

Mercer County in Other Languages

Postal Codes by Country

Country	Distance	Latitude	Longitude
Canada	2,110 km	60	-95
Mexico	2,280 km	23	-102
Bahamas	2,328 km	24.25	-76
Cuba	2,412 km	21.5	-80
Bermuda	2,504 km	32.333	-64.75