Telephone Communications (No Radiotelephone)
532 tracked issuers filing with the SEC under this industry classification.
Issuers
532
Filings
40
SIC Code
4813
Industry Overview
Telephone Communications (No Radiotelephone)
The Telephone Communications (No Radiotelephone) industry under SIC 4813 encompasses wireline and fixed-network providers delivering local and long-distance voice, VoIP, and high-capacity data services over copper and increasingly fiber infrastructure. Core offerings include residential landline and broadband bundles, enterprise voice and data circuits, PBX and unified communications, wholesale carrier backhaul, and secure connectivity for government and critical infrastructure clients. Typical customers range from households and small businesses to large corporates, public-sector agencies, and other telecom operators relying on robust, low-latency networks. Operators face heavy capital intensity, pricing pressure from over-the-top apps, cybersecurity and outage risks, and close oversight from regulators on interconnection, service quality, emergency access, and customer privacy. In 2024–2025, the sector is driven by fiber-to-the-premises rollouts, fixed-mobile convergence, cloud-based collaboration tools, and consolidation among regional carriers. Investors and industry analysts can track evolving strategies and risk disclosures by reviewing live SEC filings for SIC 4813 companies on Earnings Feed.
Source: Earnings Feed research · Nov 23
Latest Filings
- 6-KBELL CANADA
BELL CANADA 6-K
Mar 27, 5:12 PM ET23.0 KB - 6-KBCE INC$BCE
BCE INC 6-K
Mar 27, 5:09 PM ET23.3 KB - 6-KTELEFONICA BRASIL S.A.$VIV
TELEFONICA BRASIL S.A. 6-K
Mar 27, 7:48 AM ET30.0 KB - 6-KTURKCELL ILETISIM HIZMETLERI A S$TKC
TURKCELL ILETISIM HIZMETLERI A S 6-K
Mar 27, 6:01 AM ET37.9 KB - 6-KBELL CANADA
BELL CANADA 6-K
Mar 26, 12:44 PM ET22.5 KB - 6-KBCE INC$BCE
BCE INC 6-K
Mar 26, 9:18 AM ET6.6 MB - 8-KGlobalTech Corp$GLTK
GlobalTech Corp 8-K
Mar 26, 7:30 AM ET154.5 KB - 6-KTELEFONICA BRASIL S.A.$VIV
TELEFONICA BRASIL S.A. 6-K
Mar 25, 4:54 PM ET34.2 KB - 8-KSurgePays, Inc.$SURG
SurgePays, Inc. 8-K
Mar 24, 4:30 PM ET211.9 KB - 8-K/ACINCINNATI BELL INC
CINCINNATI BELL INC 8-K/A
Mar 24, 2:18 PM ET193.8 KB - 8-KTELEPHONE & DATA SYSTEMS INC /DE/$TDS
TELEPHONE & DATA SYSTEMS INC /DE/ 8-K
Mar 24, 8:54 AM ET326.3 KB - 6-KTIM S.A.$TIMB
TIM S.A. 6-K
Mar 23, 5:53 PM ET15.1 KB - 8-KHIGH WIRE NETWORKS, INC.$HWNI
HIGH WIRE NETWORKS, INC. 8-K
Mar 23, 2:30 PM ET186.4 KB - 6-KTURKCELL ILETISIM HIZMETLERI A S$TKC
TURKCELL ILETISIM HIZMETLERI A S 6-K
Mar 23, 12:43 PM ET31.6 KB - 6-KAMERICA MOVIL SAB DE CV/$AMX
AMERICA MOVIL SAB DE CV/ 6-K
Mar 23, 6:07 AM ET17.3 KB - 6-KTIM S.A.$TIMB
TIM S.A. 6-K
Mar 19, 6:28 PM ET19.1 KB - 6-KTIM S.A.$TIMB
TIM S.A. 6-K
Mar 19, 6:26 PM ET24.7 KB - 10-KCINCINNATI BELL INC
CINCINNATI BELL INC 10-K
Mar 19, 10:47 AM ET27.2 MB - 6-KTIM S.A.$TIMB
TIM S.A. 6-K
Mar 18, 6:33 PM ET19.2 KB - 6-KPERUSAHAAN PERSEROAN PERSERO PT TELEKOMUNIKASI INDONESIA TBK$TLK
PERUSAHAAN PERSEROAN PERSERO PT TELEKOMUNIKASI INDONESIA TBK 6-K
Mar 18, 9:52 AM ET59.0 KB - 6-KAMERICA MOVIL SAB DE CV/$AMX
AMERICA MOVIL SAB DE CV/ 6-K
Mar 17, 8:53 PM ET21.0 KB - 6-KTURKCELL ILETISIM HIZMETLERI A S$TKC
TURKCELL ILETISIM HIZMETLERI A S 6-K
Mar 17, 6:10 PM ET362.5 KB - 6-KTURKCELL ILETISIM HIZMETLERI A S$TKC
TURKCELL ILETISIM HIZMETLERI A S 6-K
Mar 17, 6:03 PM ET69.0 KB - 6-KBCE INC$BCE
BCE INC 6-K
Mar 17, 2:45 PM ET27.8 KB - 8-KLumen Technologies, Inc.$LUMN
Lumen Technologies, Inc. 8-K
Mar 17, 8:55 AM ET249.8 KB - 6-KBCE INC$BCE
BCE INC 6-K
Mar 17, 7:50 AM ET205.3 KB - 10-KATN International, Inc.$ATNI
ATN International, Inc. 10-K
Mar 16, 4:33 PM ET27.6 MB - 10-KNuvera Communications, Inc.$NUVR
Nuvera Communications, Inc. 10-K
Mar 16, 8:01 AM ET9.2 MB - 6-K/AKT CORP$KT
KT CORP 6-K/A
Mar 16, 7:15 AM ET487.7 KB - 6-KTELEFONICA BRASIL S.A.$VIV
TELEFONICA BRASIL S.A. 6-K
Mar 13, 5:11 PM ET129.0 KB - 6-KTELEFONICA BRASIL S.A.$VIV
TELEFONICA BRASIL S.A. 6-K
Mar 13, 5:11 PM ET130.5 KB - 6-KTELEFONICA BRASIL S.A.$VIV
TELEFONICA BRASIL S.A. 6-K
Mar 13, 5:10 PM ET131.6 KB - 8-KVERIZON COMMUNICATIONS INC$VZ
VERIZON COMMUNICATIONS INC 8-K
Mar 13, 4:10 PM ET618.1 KB - 6-KTURKCELL ILETISIM HIZMETLERI A S$TKC
TURKCELL ILETISIM HIZMETLERI A S 6-K
Mar 13, 10:00 AM ET30.2 MB - 8-KTELEPHONE & DATA SYSTEMS INC /DE/$TDS
TELEPHONE & DATA SYSTEMS INC /DE/ 8-K
Mar 13, 8:48 AM ET244.0 KB - 6-KTELEFONICA BRASIL S.A.$VIV
TELEFONICA BRASIL S.A. 6-K
Mar 12, 6:48 PM ET32.9 KB - 6-KTELEFONICA BRASIL S.A.$VIV
TELEFONICA BRASIL S.A. 6-K
Mar 12, 6:45 PM ET221.5 KB - 8-KAT&T INC.$T
AT&T INC. 8-K
Mar 12, 4:05 PM ET836.1 KB - 10-QIDT CORP$IDT
IDT CORP 10-Q
Mar 12, 2:17 PM ET9.1 MB - 6-KTURKCELL ILETISIM HIZMETLERI A S$TKC
TURKCELL ILETISIM HIZMETLERI A S 6-K
Mar 12, 1:30 PM ET36.9 KB
Featured Issuers
1221ST CENTURY WIRELESS GROUP INC
CIK 0001008115
360 COMMUNICATIONS CO
CIK 0001003959
ACC CORP
CIK 0000783233
Access-Power & Co., Inc.
CIK 0001041588
ADELPHIA BUSINESS SOLUTIONS INC
CIK 0001017648
AEROTELESIS INC
CIK 0000017544
AIRGATE PCS INC
CIK 0001085302
AIRGATE PCS INC /DE/
CIK 0001086844
AirGate PCS, Inc. /Merger/
CIK 0001317606
ALAMOSA HOLDINGS INC
CIK 0001120102
ALASKA COMMUNICATIONS SYSTEMS GROUP INC
CIK 0001089511
ALASKA COMMUNICATIONS SYSTEMS HOLDINGS INC
CIK 0001089510
Classification
- SIC Code
- 4813
- Total Issuers
- 532
- Recent Filings
- 40