Can I use a generated Illinois address for real mail?

No. These are format-correct samples for form testing and development; house numbers are not checked for deliverability.

Do the city, state and ZIP code in a Illinois sample match?

Yes. The ZIP code is drawn from the selected city's sample set, and the state stays fixed to Illinois (IL), so region-consistency validation passes.

Is any generated data uploaded?

No. Generation happens entirely in your browser and saved records stay in local storage.

Free browser-based testing tool

Illinois Address Example & Generator

See what an address in Illinois (IL) looks like and generate your own: sample IL addresses with matching city, ZIP code and area code. Free, browser-based, built for form testing, checkout QA and demos.

Generate a Illinois address

CityName gender

地址样例将在页面加载后生成；也可以调整地区或性别后点击“生成地址”。

What does an address in Illinois look like?

A typical Illinois mailing address follows the standard US format — house number and street, city, the state code IL, then a 5-digit ZIP code:

679 Maple St, Chicago, IL 60601

Here 60601 is a real Chicago ZIP code, so the city, state and ZIP pass region-consistency validation. The street and house number are sample data — use the generator above to produce more random Illinois addresses with names and phone numbers, or copy individual fields straight into your form.

Illinois address reference

StateIllinois

AbbreviationIL

Sample area codes217, 224, 309, 312, 331, 618, 630, 708

Sample ZIP codes60601, 60607, 60614, 62701, 62703, 62704

Sample citiesChicago, Springfield, Naperville, Peoria

Sales tax testingStandard sales-tax branch

Illinois and the Chicago grid

Chicago addresses follow a strict grid centered on the corner of State Street and Madison Street: numbers increase by 800 per mile in each direction, so "3600 N Clark St" is exactly 4.5 miles north of Madison. Illinois ZIP codes run 60001–62999 (Chicago in 606xx), area codes include 312 and 773 in the city. Combined sales tax in Chicago is around 10.25% — another useful high-tax test case.

How to fill Illinois addresses into forms

Street Address takes the house number and street name.
City must be one of the Illinois sample cities, e.g. Chicago, Springfield, Naperville.
State accepts either the full name "Illinois" or the two-letter code "IL".
ZIP Code has to match the selected city — mixing regions is the most common validation failure.

Responsible use

Generated Illinois addresses are for development, QA, checkout flows and interface demos. They are not verified delivery addresses and should not be used to impersonate people or bypass service rules.

States bordering Illinois

Neighboring states use different ZIP code prefixes, area codes and sales-tax rules, so switching to a bordering state is a quick way to test another region branch of your form.

Iowa (IA) addresses Indiana (IN) addresses Kentucky (KY) addresses Missouri (MO) addresses Wisconsin (WI) addresses

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阅读中文版：Illinois 地址生成器