In Hawaii:

• Hawaiian Electric Company
• Hawaii Electric & Light Company
• Maui Electric Company
• Hawaiian Telcom (formerly Verizon)
• Sprint
• United States Naval Public Works (Pearl Harbor)
• Honolulu's City Department of Transportation
• Pole house homebuilders

In the South Pacific:

• Electricite' de Tahiti
• American Samoa Power Authority
• Marshall Energy Company

In the Federal Government:

• The U.S Department of Defense/Navy has assigned National Stock Number/Cage Code for Polesocks.  Cage code 1C4V9.