FCC Registration Number
FRN 0004379707
CORES registration
- CORES status
- discovered
Public regulatory phone numbers
ULS licenses
| Grant date | Call sign | Service | Status | Licensee |
|---|
| 2003-03-20 | KSJ788 | IG | E | ARMSTRONG TELEPHONE CO |
FCC Form 499 filers
| Current as of | Filer ID | Legal name |
|---|
| 2026-04-01 | 808080 | Armstrong Tel. Co. of Maryland |
Robocall Mitigation Database filings
| Recertified | RMD number | Business |
|---|
| 2026-02-10 | RMD0004036 | Armstrong Telephone Company-MD |
Broadband Data Collection providers
| Publication | Provider ID | Holding company |
|---|
| 2025-12-31 | 130071 | Armstrong Holdings, Inc. |
Source provenance
| System | Record | Recorded name | Raw FRN | Observed |
|---|
| FORM499 | 808080:395633 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-05 09:48:24 |
| FORM499 | 808080:395635 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-05 09:48:24 |
| FORM499 | 808080:395636 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-05 09:48:24 |
| FORM499 | 808080:395634 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-05 09:48:24 |
| FORM499 | 808080:339986 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-04 12:48:21 |
| FORM499 | 808080:339988 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-04 12:48:21 |
| FORM499 | 808080:339987 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-04 12:48:21 |
| FORM499 | 808080:339989 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-04 12:48:21 |
| FORM499 | 808080:284339 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-03 15:48:16 |
| FORM499 | 808080:284342 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-03 15:48:16 |
| FORM499 | 808080:284340 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-03 15:48:16 |
| FORM499 | 808080:284341 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-03 15:48:16 |
| FORM499 | 808080:228692 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-02 22:18:14 |
| FORM499 | 808080:228693 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-02 22:18:14 |
| FORM499 | 808080:228694 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-02 22:18:14 |
| FORM499 | 808080:228695 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-02 22:18:14 |
| FORM499 | 808080:173047 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-01 13:18:10 |
| FORM499 | 808080:173045 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-01 13:18:10 |
| FORM499 | 808080:173046 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-01 13:18:10 |
| FORM499 | 808080:173048 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-08-01 13:18:10 |
| RMD | RMD0004036 | Armstrong Telephone Company-MD | 0004379707 | 2026-07-31 20:09:48 |
| FORM499 | 808080 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-07-31 20:09:44 |
| FORM499 | 3310 | Armstrong Tel. Co. of Maryland | 0004379707 | 2026-07-31 20:09:43 |
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