FCC Registration Number
FRN 0004339263
CORES registration
- CORES status
- discovered
Public regulatory phone numbers
| Number | Contact | Source | Confidence |
|---|
| (415) 901-3816 | Melissa Waksman XO Communications service_agent | FORM499 | 95.0% |
| (888) 575-6398 | XO Massachusetts, Inc. customer_inquiries | FORM499 | 100.0% |
FCC Form 499 filers
| Current as of | Filer ID | Legal name |
|---|
| 2002-04-01 | 819960 | XO Massachusetts, Inc. |
Source provenance
| System | Record | Recorded name | Raw FRN | Observed |
|---|
| FORM499 | 819960:402352 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 18:18:26 |
| FORM499 | 819960:402351 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 18:18:26 |
| FORM499 | 819960:402353 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 18:18:26 |
| FORM499 | 819960:402350 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 18:18:26 |
| FORM499 | 819960:346706 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 02:18:24 |
| FORM499 | 819960:346705 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 02:18:24 |
| FORM499 | 819960:346703 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 02:18:24 |
| FORM499 | 819960:346704 | XO Massachusetts, Inc. | 0004339263 | 2026-08-05 02:18:24 |
| FORM499 | 819960:179764 | XO Massachusetts, Inc. | 0004339263 | 2026-08-01 23:48:12 |
| FORM499 | 819960:179762 | XO Massachusetts, Inc. | 0004339263 | 2026-08-01 23:48:12 |
| FORM499 | 819960:179763 | XO Massachusetts, Inc. | 0004339263 | 2026-08-01 23:48:12 |
| FORM499 | 819960:179765 | XO Massachusetts, Inc. | 0004339263 | 2026-08-01 23:48:12 |
| FORM499 | 819960 | XO Massachusetts, Inc. | 0004339263 | 2026-08-01 02:48:05 |
| FORM499 | 8316 | XO Massachusetts, Inc. | 0004339263 | 2026-07-31 23:48:04 |
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