Businesses in Alexander County, Illinois

As of October 20, 2026, ListRiver's records show 218 active registered businesses in Alexander County, Illinois. 56% are LLCs. 1 were formed in September 2026.

From official Illinois registry records, updated weekly. Look up a Illinois business by name.

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Businesses on record

218

Formed in the last 12 months

Formed in September

With a phone number

20 records

New Alexander County businesses per month

Businesses on record by formation month, through September 2026. Monthly Illinois new-business reports · Get the list of 1 new businesses formed in September 2026

Entity types

LLCs123 · 56%
Nonprofits49 · 22%
Corporations46 · 21%

Top cities

Cairo100 · 46%
Tamms35 · 16%
Thebes32 · 15%
Mcclure19 · 9%
Olive Branch15 · 7%
Miller City10 · 5%
Mc Clure3 · 1%
Marion2 · 1%
Murphysboro1 · 0%
Norris City1 · 0%

Top ZIP codes

ZIP 62914100 · 46%
ZIP 6298835 · 16%
ZIP 6299032 · 15%
ZIP 6295722 · 10%
ZIP 6296918 · 8%
ZIP 6296211 · 5%

Newest business names registered in Alexander County

Get all 218 Alexander County businesses · see price Just the 6 formed in the last 90 days · see price

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This is a small sample, not the full list. To keep automated scrapers from copying our data, we only show a handful of records on public pages. Your downloaded list includes every matching business.

Business	City	Type	Formed
Name hidden	Tamms	LLC	Oct 2026
Name hidden	Mcclure	LLC	Oct 2026
Name hidden	Thebes	LLC	Oct 2026
Name hidden	Thebes	LLC	Sep 2026
Name hidden	Cairo	LLC	Aug 2026
Name hidden	Tamms	LLC	Aug 2026
Name hidden	Thebes	LLC	Jul 2026
Name hidden	Cairo	LLC	Jul 2026
Name hidden	Norris City	LLC	Jul 2026
Name hidden	Thebes	LLC	Jun 2026
Name hidden	Cairo	Nonprofit	Jun 2026
Name hidden	Cairo	LLC	May 2026
Name hidden	Cairo	LLC	May 2026
Name hidden	Thebes	LLC	Apr 2026
Name hidden	Cairo	LLC	Apr 2026
Name hidden	Tamms	LLC	Apr 2026
Name hidden	Tamms	LLC	Apr 2026
Name hidden	Mcclure	LLC	Apr 2026
Name hidden	Tamms	LLC	Feb 2026
Name hidden	Tamms	LLC	Feb 2026
Name hidden	Tamms	LLC	Feb 2026
Name hidden	Cairo	LLC	Feb 2026
Name hidden	Cairo	LLC	Feb 2026
Name hidden	Tamms	LLC	Feb 2026
Name hidden	Tamms	LLC	Jan 2026

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Common questions about Alexander County businesses

How many businesses are registered in Alexander County, Illinois?

ListRiver has 218 active registered businesses in Alexander County, Illinois on record as of October 20, 2026, from official Illinois business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in Alexander County, Illinois in September 2026?

1 businesses on record in Alexander County, Illinois were formed in September 2026.

How many new businesses opened in Alexander County, Illinois in the last 12 months?

30 businesses on record in Alexander County, Illinois were formed in the 12 months through September 2026.

What is the most common type of business in Alexander County, Illinois?

LLCs are the most common: 123 of 218 businesses on record (56%), followed by Nonprofits with 49 (22%).

Where does this data come from?

From Illinois's official business registry. ListRiver loads each new state file, standardizes it, removes duplicates and updates its database weekly. Email and industry details are added from SMBCredit.net where available.

How do I get a list of businesses in Alexander County, Illinois?

Use ListRiver's list builder to filter Alexander County, Illinois businesses by entity type, formation date, industry and contact details, see the exact count and price, and download a CSV. Every list includes monthly refresh files.

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<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/illinois/alexander-county" title="New businesses in Alexander County, Illinois by month" width="100%" height="370" style="border:0" loading="lazy"></iframe><p style="font:13px sans-serif;margin:4px 0 0">Source: <a href="https://listriver.com/business-lists/illinois/alexander-county">Businesses in Alexander County, Illinois</a>, ListRiver</p></div>

About this data

Counts come from official Illinois business registry records on file with ListRiver, current as of October 20, 2026. They include businesses that are active on the state register; dissolved and defunct entities are excluded. Contact details are added from SMBCredit.net where available. Formation months reflect the registration date the state reports. See the methodology for sources, update schedules and known limits.