811 Law Changes are here! Find out how this affects you and your operation here: Read Now

Training Calendar

Place a Locate Request

ITIC Login & Search

Homeowners
Excavators
Utility Members
News
- Missouri 811 Blog
- Podcast
Resources
Field Education & Training
- Learning Management System ↗
- Request Training
Meetings & Events
Law & Enforcement
About
Order Materials

HORIZON SIGN COMPANY

Return to Directory

Address

748 Hanley Industrial Ct, St Louis, MO

ZIP Code

63144

Place a Locate Request
Call 811

Download the App:

824 Weathered Rock Rd
Jefferson City, MO 65101

Follow us on social media.

Stay informed on the latest news and regulation changes.

Always remember to place your locate requests at least 3 working days before you dig. State and federal holidays are NOT considered a working day.

Website Developed by Imagemark Marketing & Advertising

HORIZON SIGN COMPANY

Place a Locate Request Call 811

Follow us on social media.

Place a Locate Request
Call 811