SEC industry — SIC 4812
Radiotelephone Communications
3 company profiles in this industry within our current collection. Classification is reported by the SEC; this is not a complete industry census.
| Company | CIK | Incorporated in | Industry (SIC) |
|---|---|---|---|
| ARRAY DIGITAL INFRASTRUCTURE, INC.AD · UZD · UZE · UZF | 0000821130 | Delaware | Radiotelephone Communications |
| Spok Holdings, IncSPOK | 0001289945 | Delaware | Radiotelephone Communications |
| T-Mobile US, Inc.TMUS · TMUSI · TMUSL · TMUSZ | 0001283699 | Delaware | Radiotelephone Communications |