Telegraph & Other Message Communications
31 tracked issuers filing with the SEC under this industry classification.
Issuers
31
Filings
40
SIC Code
4822
Industry Overview
Telegraph & Other Message Communications
The Telegraph & Other Message Communications industry, classified under SIC 4822, covers providers that transmit time-sensitive written, coded, or data messages over telegraph, telex, leased-line, satellite, and specialized digital networks. Core products and services include secure text and data transmission, signaling for financial and transportation systems, emergency alert messaging, and mission-critical redundancy links. Typical customers are banks, brokerages, logistics operators, utilities, government agencies, and large enterprises that need audited, high-availability communications. Key risks include rapid technology obsolescence, cybersecurity threats, competition from internet-based messaging platforms, and strict regulation from telecom and data-privacy authorities on retention, interception, and cross-border data flows. In 2024–2025, the sector is evolving toward IP-based signaling, encryption-heavy architectures, AI-assisted routing and translation, and integration with IoT, while legacy telegraph and telex services continue to decline but remain vital in certain regulated or remote environments. For investors tracking these shifts and the financial health of individual carriers, view live SEC filings on Earnings Feed.
Source: Earnings Feed research · 11/23/2025
Latest Filings
- 8-KMyseum, Inc.$MYSE
Myseum, Inc. 8-K
Dec 4, 5:21 PM ET253.8 KB - 8-KZIFF DAVIS, INC.$ZD
ZIFF DAVIS, INC. 8-K
Dec 2, 5:45 PM ET143.5 KB - 10-QWYTEC INTERNATIONAL INC$WYTC
WYTEC INTERNATIONAL INC 10-Q
Nov 19, 4:59 PM ET5.7 MB - 8-KZIFF DAVIS, INC.$ZD
ZIFF DAVIS, INC. 8-K
Nov 18, 5:40 PM ET143.7 KB - 10-QMyseum, Inc.$MYSE
Myseum, Inc. 10-Q
Nov 13, 4:34 PM ET6.4 MB - 4J2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 4
Sep 12, 7:00 PM ET30.4 KB - 4J2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 4
Aug 29, 6:51 PM ET15.8 KB - 8-KSUPERCLICK INC
SUPERCLICK INC 8-K
Aug 8, 9:20 AM ET356.3 KB - 8-KJ2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 8-K
Aug 5, 6:58 PM ET46.7 KB - 4J2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 4
Aug 5, 6:56 PM ET49.3 KB - 6-KLINKTONE LTD
LINKTONE LTD 6-K
Aug 5, 11:29 AM ET749.0 KB - 6-KLINKTONE LTD
LINKTONE LTD 6-K
Aug 5, 11:26 AM ET252.4 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Jul 27, 10:33 AM ET5.9 KB - 8-KJ2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 8-K
Jul 25, 5:16 PM ET1.3 MB - 8-KCALLWAVE INC
CALLWAVE INC 8-K
Jul 12, 5:10 PM ET13.5 KB - 4CALLWAVE INC
CALLWAVE INC 4
Jul 12, 1:35 PM ET9.1 KB - 8-KVOICE MOBILITY INTERNATIONAL INC
VOICE MOBILITY INTERNATIONAL INC 8-K
Jun 27, 2:22 PM ET19.9 KB - 8-KJ2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 8-K
Jun 22, 3:18 PM ET1.1 MB - 8-KSUPERCLICK INC
SUPERCLICK INC 8-K
Jun 22, 9:50 AM ET15.4 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Jun 22, 7:27 AM ET9.0 KB - 4/ACALLWAVE INC
CALLWAVE INC 4/A
Jun 21, 4:58 PM ET5.8 KB - 4/ACALLWAVE INC
CALLWAVE INC 4/A
Jun 21, 4:52 PM ET5.6 KB - 6-KKONGZHONG CORP
KONGZHONG CORP 6-K
Jun 21, 1:33 PM ET11.4 KB - 4CALLWAVE INC
CALLWAVE INC 4
Jun 20, 3:45 PM ET5.6 KB - 4CALLWAVE INC
CALLWAVE INC 4
Jun 20, 3:40 PM ET5.6 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Jun 20, 12:33 PM ET8.1 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Jun 20, 9:36 AM ET5.1 KB - 4J2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 4
Jun 7, 7:48 PM ET49.1 KB - 4J2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 4
Jun 6, 7:33 PM ET40.0 KB - 8-KCALLWAVE INC
CALLWAVE INC 8-K
May 26, 4:11 PM ET105.5 KB - 8-KSUPERCLICK INC
SUPERCLICK INC 8-K
May 2, 5:07 PM ET9.8 KB - 4SiVault Systems, Inc.
SiVault Systems, Inc. 4
May 2, 2:55 PM ET17.5 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Apr 22, 8:34 AM ET5.0 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Apr 21, 1:06 PM ET5.0 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Apr 21, 6:14 AM ET7.3 KB - 6-KCOLT TELECOM GROUP PLC
COLT TELECOM GROUP PLC 6-K
Apr 21, 6:11 AM ET68.0 KB - 4J2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 4
Apr 20, 7:12 PM ET10.1 KB - 8-KCALLWAVE INC
CALLWAVE INC 8-K
Apr 20, 5:31 PM ET14.6 KB - 8-KJ2 GLOBAL COMMUNICATIONS INC$ZD
J2 GLOBAL COMMUNICATIONS INC 8-K
Apr 20, 5:17 PM ET27.9 KB - 6-KKONGZHONG CORP
KONGZHONG CORP 6-K
Apr 20, 10:18 AM ET8.5 KB
Featured Issuers
12CELLNET DATA SYSTEMS INC
CIK 0000805956
CELLNET FUNDING LLC
CIK 0001068113
COLT TELECOM GROUP PLC
CIK 0001026733
CONSUMER NET MARKETPLACE INC
CIK 0001050277
DBS INDUSTRIES INC
CIK 0000857502
EMOBILE DATA CORP
CIK 0001142464
E SYNC NETWORKS INC
CIK 0000107559
EVERCOM INC
CIK 0001030965
EXACTIS COM INC
CIK 0001092393
FUZEBOX SOFTWARE Corp
CIK 0001115091
IN FLIGHT PHONE CORP
CIK 0000945899
KONGZHONG CORP
CIK 0001285137
Classification
- SIC Code
- 4822
- Total Issuers
- 31
- Recent Filings
- 40