Public regulatory phone
(202) 736-6148
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 |
|---|---|---|---|---|---|
| MCImetro Access Transmission Services LLC L | 0004999405 | ULS | 0b83a25f19783698627604a2a049c1a5ccbd11b67f827403991afd2531fe3077 | Authoritative identifier (100.0%) | 2026-08-21 09:44:00 |
| MCImetro Access Transmission Services LLC L | 0004999405 | ULS | 0b17c51930228b59e1a8e93cb92a7777c90673be1d533aef15e15dff92b3ba97 | Authoritative identifier (100.0%) | 2026-08-20 12:13:59 |
| MCI WORLDCOM Network Services, Inc. owner | ASR | 70e6296b00b5078ddeb4ce2fbfc20564d10d2c729d9bf66b3baf5a40961731c0 | Authoritative identifier (100.0%) | 2026-08-06 14:18:34 | |
| MCI WORLDCOM Network Services, Inc. owner | ASR | 0f1dbbc79825984bc39a28ce20ea2afe77e2338182aaf96bee57122b6d7f4cb6 | Authoritative identifier (100.0%) | 2026-08-01 09:18:10 |