Master Key Directory
Media and Entertainment · St. Louis, Missouri
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Products & Services
About Master Key Directory
Master Key Directory is a company based in St. Louis, Missouri, United States, operating in Media, employing 6-10 people, reporting $0M-$1M in annual revenue and classified under Newspaper, Periodical, Book, and Directory Publishers.
Its primary NAICS classification is 513140 (Directory and Mailing List Publishers). Master Key Directory is one of 26,109 Communication companies listed in Missouri.
Business Contact Information
- Phone
- +1 (314) 8425150
- Address
- 11861 Westline Industrial Dr, St. Louis, Missouri, 63146, United States
Industry & Classification
- Industry
- Communication
- Sector
- Media and Entertainment
- Segment
- Media
NAICS Codes
- 51Information
- 5131Newspaper, Periodical, Book, and Directory Publishers
- 513140Directory and Mailing List Publishers
SIC Codes
- 27Printing, Publishing, And Allied Industries
- 274Miscellaneous Publishing
- 2741All Other Publishers
Company Details
- Employees
- 8 (6-10)
- Annual Revenue
- $749,000 ($0M-$1M)
Master Key Directory: frequently asked questions
What does Master Key Directory do?
Master Key Directory is a company based in St. Louis, Missouri, United States, operating in Media, employing 6-10 people, reporting $0M-$1M in annual revenue and classified under Newspaper, Periodical, Book, and Directory Publishers.
Where is Master Key Directory located?
Master Key Directory is headquartered at 11861 Westline Industrial Dr, St. Louis, Missouri, 63146, United States.
How many employees does Master Key Directory have?
Master Key Directory has about 8 employees (the 6-10 range).
What is Master Key Directory's annual revenue?
Master Key Directory's annual revenue is estimated at $749,000 (the $0M-$1M range).
What industry is Master Key Directory in?
Master Key Directory is in the Communication / Media and Entertainment industry, and its primary NAICS code is 513140 (Directory and Mailing List Publishers).
How can I contact Master Key Directory?
Its phone number is +1 (314) 8425150.
What companies are similar to Master Key Directory?
Other large communication companies in Missouri include TMobile USA Inc, pdfTime Warner Cable Information Services( California) LLC, Orange SA and Inmarsat PLC.
Largest communication companies in Missouri
Largest companies in Missouri
Largest communication companies
Manufacturing sales in Missouri, 2026
In Missouri, Factur's 2026 study counted 29 manufacturing quotes worth $962K and 9 purchase orders over 12 months: 31% of quotes became orders, against 21% nationally. See the Missouri data.
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