Ottawa ZIP Code Finder by Area and Number Illinois

The Ottawa zip code is 61350 in Illinois helps people find the correct mailing location for homes, businesses, and services in Ottawa.

Welcome to our complete guide for Ottawa, Illinois ZIP Codes. Whether you're moving to Ottawa, sending mail, searching for an address, or looking for local postal information, this page provides everything you need to know about the ZIP Codes serving Ottawa, Illinois.

Every Ottawa ZIP Code is assigned by the United States Postal Service (USPS) to support efficient mail delivery and address identification. In addition to postal services, Ottawa ZIP Codes are widely used for online shopping, navigation, banking, insurance, healthcare, business operations, and government services.

City	Ottawa
Zip Code	61350
State	Illinois
County	LaSalle
Population	23,999
Latitude	41.37152
Longitude	-88.86157
Time Zone	America/Chicago

The Ottawa Illinois zip code is used by USPS for mail delivery, shipping, and address identification across Ottawa and nearby Illinois cities.

Ottawa Illinois is a growing city in Illinois, and many people search for the Ottawa zip code, Ottawa postal code, Ottawa IL zip code, and Ottawa Illinois mailing code when sending mail or locating addresses. The zip code in Ottawa is important for deliveries, online orders, location searches, and business listings in Ottawa.

If you are searching for the Ottawa zip code list, Ottawa IL postal code, Ottawa Illinois city zip code, or Ottawa mailing zip code, this page helps you quickly find the correct Ottawa zip code. Many residents, travelers, and businesses use the Ottawa zip code lookup to confirm the correct Ottawa mailing address.

The Ottawa zip code area covers neighborhoods, residential communities, and business locations in Ottawa IL. Whether you are looking for the Ottawa city zip code, Ottawa Illinois postal code, Ottawa IL mailing code, or Ottawa location zip code, the Ottawa zip code Illinois helps identify the correct postal region in Illinois.

People also search for zip codes near Ottawa, Ottawa postal codes, Ottawa IL zip code lookup, Ottawa address zip code, and Ottawa Illinois USPS zip code to find nearby locations in Illinois.

ZIP Codes in Ottawa

The following ZIP Codes serve Ottawa, Illinois.

ZIP Code	County	Population	Time Zone
61350	LaSalle	23,999	America/Chicago

Whether you're searching for a residential, commercial, or mailing address, the ZIP Code list above makes it easy to find the correct postal code for Ottawa.

About Ottawa, Illinois

Ottawa is located in LaSalle County, Illinois, and is served by one or more ZIP Codes assigned by USPS. Residents, businesses, and visitors rely on these ZIP Codes for mail delivery, package shipping, address verification, and location-based services.

Some cities have a single ZIP Code, while larger cities may have multiple ZIP Codes covering different neighborhoods or business districts.

If you're searching for a Ottawa ZIP Code, this page provides the latest available information to help you find the correct postal code quickly.

Ottawa ZIP Code Map

The Ottawa ZIP Code map helps visitors understand the geographic coverage of ZIP Code areas throughout the city.

The map can help you:

Locate neighborhoods
Find nearby ZIP Codes
Explore surrounding communities
Plan travel routes
Understand delivery areas

Find a ZIP Code in Ottawa

If you need to locate a ZIP Code within Ottawa, you can search using:

Street address
Neighborhood
Business name
Landmark
USPS mailing address

Using the correct Ottawa ZIP Code helps improve mail delivery, shipping accuracy, and address verification.

About Living in Ottawa

Ottawa, Illinois is part of LaSalle County and is home to approximately 23,999 residents. The city operates in the America/Chicago time zone and is identified by the geographic coordinates 41.37152 latitude and -88.86157 longitude.

Residents enjoy access to local schools, businesses, public services, healthcare facilities, parks, and transportation networks. Whether you're relocating, visiting, or starting a business, knowing the correct ZIP Code helps simplify everyday tasks.

Common Uses of Ottawa ZIP Codes

ZIP Codes in Ottawa are commonly used for:

USPS mail delivery
Package shipping
Online shopping
Address verification
Banking
Insurance
Government services
Emergency services
Navigation
Real estate
Business operations
Delivery planning

Why Ottawa ZIP Codes Matter

Using the correct Ottawa ZIP Code offers several benefits.

For Residents

Faster mail delivery
Accurate online orders
Easier address verification
Better navigation

For Businesses

Shipping optimization
Customer management
Delivery planning
Local marketing

Frequently Asked Questions

Ottawa is served by one or more ZIP Codes listed on this page.

Ottawa is currently served by 1 ZIP Code. The number of ZIP Codes depends on the size of the city and USPS delivery routes.

Ottawa is located in LaSalle County.

Ottawa is located in Illinois.

The estimated population of Ottawa is 23,999.

Ottawa follows the America/Chicago time zone.

Use your street address or browse the ZIP Code list available on this page.

No. Some ZIP Codes may include residential, commercial, government, or PO Box delivery areas.

Using the correct ZIP Code helps improve mail delivery, shipping accuracy, navigation, and address verification.

Official ZIP Code information is maintained by the United States Postal Service (USPS).

Conclusion

Whether you're looking for a mailing address, planning a move, or researching local information, this Ottawa, Illinois ZIP Code guide makes it easy to find the postal information you need. Explore the ZIP Code list, use the map, and browse additional location details to learn more about Ottawa and its surrounding communities.