Adtran: Detailed Company Information & Corporate Profile
Summary
Adtran is a public company that has been in the industry for 41 years. The business currently specializes in Telecommunications, Telecommunications Equipment areas. Adtran's headquarter is located at Huntsville, Alabama, USA. The number of employees is at least 1.0K. Register with SignalHire to connect with Adtran employees and management.
| Adtran Website | adtran.com |
| Social Links |    |
| Phone Number | 1-800-923-8726, 256-963-8000 |
| Industries | |
| Adtran Headquarters address | 901 Explorer Blvd., Huntsville, AL, 35806 US |
| Company Size | 1000-5000 employees |
| Specialties | telecommunications, carrier ethernet, broadband access, FTTH, Optical Networking Edge, Wi-Fi, SD-Access, Vectoring, FTTx, RFoG, EPON, 10G, Open Networks, Broadband, Fiber Access |
| SIC Code | 3669 |
| DMA Code | Huntsville Metropolitan Area |
| Founded | 1985 |
| Estimated Annual Revenue | $1B - 5B |
| Operating Status | Independent Company |
| Updated: | 2026-07-24 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 2011 | Privately Held | 1 - 25 | |
| 2004 | Public Company | 1.0K - 5.0K |
Estimated Website Traffic
The chart shows a decline in traffic to the adtran.com website. In June, traffic decreased to 29418, compared to 35621 in the previous month. The highest traffic in 2026 was recorded in April, reaching 53225 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Adtran's workforce includes employees across a wide range of tenure levels.
1% have been with the company for less than 1 year12% have been with the company for 1 to 2 years22% have been with the company for 3 to 4 years9% have been with the company for 5 to 7 years12% have been with the company for 8 to 10 years43% have been with the company for more than 11 years
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Adtran Corporate Information: FAQ
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