Public regulatory phone
(301) 775-6001
Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.
| Company or contact | FRN | System | Source record | Confidence | Observed |
|---|---|---|---|---|---|
| UPSTACK GLOBAL LLC contact_phone | 0031585367 | ICFS | ITC-ASG-20211105-00162:287909 | High confidence (95.0%) | 2026-08-01 10:48:13 |