| Name | Title | Contact Details |
|---|
Ironton Telephone Company, founded in 1909 and providing telephone service in the 610-799 and 610-769 exchanges in Lehigh Valley, Pennsylvania.
Horizon Telephone Systems is a San Antonio, TX-based company in the Telecommunications sector.
Talk Wireless is a St Catharines, ON-based company in the Telecommunications sector.
Communication Technology Services is a Marlborough, MA-based company in the Telecommunications sector.
Ceterus Networks, Inc. is a Richardson, TX-based company in the Telecommunications sector.