- Agent for service of process
- Cogency Global, 1025 Connecticut Ave., NW, Suite 712, Washington, DC, 20036
- Agent phone / fax
- (800) 494-5225
- Headquarters
- 1 North Wacker Drive, Suite 2500, Chicago, IL, 60606
- Customer inquiries
- (866) 629-8200
- Holding company
- Sinch US Holding, Inc.
- States served (39)
- Alabama, Arizona, California, Colorado, Connecticut, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Montana, Nebraska, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, Wisconsin, Wyoming
- FCC 499 Filer ID
- 826128
- Last filing
- 4/1/2026