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Business Links 

Missouri Secretary of State

           2017 General Assembly Roster

           Mo SoS  Starting a Business

IRS Small Business Information    

Demographics for Jefferson County, Missouri 

 

Municipalities

Arnold

2101 Jeffco Blvd

Arnold, MO 63010   

(636) 296-2100

City of Arnold  

Byrnes Mill   

127 Osage Exec. Cir

Byrnes Mill, MO 63051

(636) 677-7727

City of Byrnes Mill

Cedar Hill Lakes

7344-B Springdale

Cedar Hill, MO 63016   

(636) 285-8804  
Crystal City

130 Mississippi Ave.

Crystal City, MO 63019

(636) 937-4614

City of Crystal City

De Soto

17 Boyd St.

De Soto, MO 63020

(636) 586-3326

City of De Soto

Festus   

711 W. Main St.

Festus, MO 63028

(636) 937-4694

City of Festus

Herculaneum

1 Parkwood Ct.

Herculaneum, MO 63048

(636) 475-4447

City of Herculaneum

Hillsboro

101 Main St.

Hillsboro, MO 63050

(636) 797-3334

City of Hillsboro

Kimmswick

6041 3rd St.

Kimmswick, MO 63053

(636) 464-7407

City of Kimmswick

Olympian Village

205 Kronos

De Soto, MO 63020

(636) 586-5452  
 Pevely 

401 Main St.

Pevely, MO 63070

 (636) 475-4452 City of Pevely
 Town of Scotsdale 

PO Box 37

House Springs, MO 63051

 (636) 671-0650 
 Village of Lake Tekakwitha 

PO Box 298

Pacific, MO 63069 

  (636) 257-2687 laketekakwitha@gmail.com
Village of Parkdale

PO Box 606

High Ridge, MO 63049

(636) 677-4456  
 Village of Peaceful Village

 PO Box 1465

High Ridge, MO 63049

 (636) 677-9821 
 

Jefferson County Government

            P.O. Box 100, Hillsboro MO 63050            Main Number: (636) 797-5555      www.jeffcomo.org

 

Chamber of Commerce

           Arnold Chamber of Commerce 

           Fenton Chamber of Commerce

           Northwest Chamber of Commerce  

           Hillsboro Chamber of Commerce

           Twin City Chamber of Commerce

           De Soto Chamber of Commerce 

   

 

Helpful Numbers

  •    Ameren Missouri:           1-800-981-9409  

https://www.ameren.com/missouri/my-business

        Ameren's Economic Development Team  

 

  •    AT&T:   (636) 931-9859

  •    Missouri Natural Gas:   (636) 931-5639

  •    Jefferson County Sheriff's Department:   (636) 797-5000