Semaphore Corporation
Private Service Provider- Agent for service of process
- Not listed, Washington, DC
- Agent phone / fax
- Not listed
- Agent email
- Not listed
- Headquarters
- 9675 SE 36th St, Suite 110, Mercer Island, WA, 98040
- Customer inquiries
- (206) 905-5000
- Holding company
- —
- States served (1)
- Washington
- FCC 499 Filer ID
- 822166
- Last filing
- 4/1/2025