Radiotelephone Communications
253 tracked issuers filing with the SEC under this industry classification.
Issuers
253
Filings
40
SIC Code
4812
Industry Overview
Radiotelephone Communications
Radiotelephone Communications companies classified under SIC 4812 provide mobile voice, messaging, and data services over wireless networks, supported by extensive tower, small-cell, and backhaul infrastructure. Core offerings include consumer and business phone plans, mobile broadband, device financing, and increasingly bundled cloud, IoT, and enterprise connectivity solutions. Typical customers range from mass-market subscribers and small businesses to large enterprises, public safety agencies, and government users that depend on resilient, nationwide coverage. The industry operates under strict spectrum licensing and service rules, faces heavy capital spending requirements for 5G upgrades, and must manage regulatory scrutiny around pricing, data privacy, net neutrality, and network security. In 2024–2025, key trends include 5G monetization, private wireless networks, satellite-to-handset experiments, AI-driven network optimization, and consolidation or sharing arrangements to control costs. For investors evaluating SIC 4812 carriers and infrastructure partners, viewing live SEC filings on EarningsFeed can provide timely insight into subscriber metrics, churn, spectrum strategy, and capital allocation decisions.
Source: Earnings Feed research · 11/23/2025
Latest Filings
- 6-KTELUS CORP$TU
TELUS CORP 6-K
Jan 8, 7:05 AM ET30.6 KB - 8-KT-Mobile US, Inc.$TMUS
T-Mobile US, Inc. 8-K
Jan 6, 4:33 PM ET1.4 MB - 8-KSidus Space Inc.$SIDU
Sidus Space Inc. 8-K
Jan 5, 4:15 PM ET228.9 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Jan 5, 1:26 PM ET38.1 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Jan 2, 10:37 AM ET23.6 KB - 6-KCore AI Holdings, Inc.$CHAI
Core AI Holdings, Inc. 6-K
Dec 31, 4:30 PM ET188.4 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Dec 31, 9:01 AM ET24.2 KB - 10-KCleartronic, Inc.$CLRI
Cleartronic, Inc. 10-K
Dec 30, 3:27 PM ET4.3 MB - 8-KSidus Space Inc.$SIDU
Sidus Space Inc. 8-K
Dec 29, 8:45 AM ET983.7 KB - 6-KCHUNGHWA TELECOM CO LTD$CHT
CHUNGHWA TELECOM CO LTD 6-K
Dec 29, 6:17 AM ET89.0 KB - 6-K/ASK TELECOM CO LTD$SKM
SK TELECOM CO LTD 6-K/A
Dec 29, 6:06 AM ET13.7 KB - 8-KSidus Space Inc.$SIDU
Sidus Space Inc. 8-K
Dec 23, 4:30 PM ET1.0 MB - 144T-Mobile US, Inc.$DTEGY
T-Mobile US, Inc. 144
Dec 22, 12:25 PM ET19.5 KB - 6-KCHUNGHWA TELECOM CO LTD$CHT
CHUNGHWA TELECOM CO LTD 6-K
Dec 22, 6:18 AM ET41.0 KB - 6-KVEON Ltd.$VEON
VEON Ltd. 6-K
Dec 19, 6:17 AM ET373.3 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Dec 18, 10:10 AM ET22.5 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Dec 17, 6:59 AM ET22.1 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 16, 5:06 PM ET30.1 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 15, 9:14 AM ET71.6 KB - 6-KCHUNGHWA TELECOM CO LTD$CHT
CHUNGHWA TELECOM CO LTD 6-K
Dec 15, 6:40 AM ET61.9 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Dec 12, 11:07 AM ET23.1 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 12, 9:22 AM ET48.6 KB - 8-KARRAY DIGITAL INFRASTRUCTURE, INC.$AD
ARRAY DIGITAL INFRASTRUCTURE, INC. 8-K
Dec 12, 8:54 AM ET2.1 MB - 6-KSK TELECOM CO LTD$SKM
SK TELECOM CO LTD 6-K
Dec 12, 6:03 AM ET3.9 MB - 8-KT-Mobile US, Inc.$TMUS
T-Mobile US, Inc. 8-K
Dec 11, 4:19 PM ET263.1 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 10, 12:02 PM ET822.5 KB - 6-KCHUNGHWA TELECOM CO LTD$CHT
CHUNGHWA TELECOM CO LTD 6-K
Dec 10, 6:00 AM ET103.8 KB - 8-KT-Mobile US, Inc.$TMUS
T-Mobile US, Inc. 8-K
Dec 9, 9:00 AM ET313.9 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Dec 8, 10:24 AM ET22.5 KB - 6-KCHUNGHWA TELECOM CO LTD$CHT
CHUNGHWA TELECOM CO LTD 6-K
Dec 8, 6:24 AM ET54.7 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 5, 4:19 PM ET272.8 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 5, 4:18 PM ET421.3 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 5, 6:09 AM ET105.1 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Dec 4, 9:04 AM ET23.2 KB - 6-KTELUS CORP$TU
TELUS CORP 6-K
Dec 3, 4:06 PM ET46.4 KB - 6-KCore AI Holdings, Inc.$CHAI
Core AI Holdings, Inc. 6-K
Dec 3, 7:41 AM ET48.6 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Dec 1, 9:03 AM ET24.5 KB - 6-KCHUNGHWA TELECOM CO LTD$CHT
CHUNGHWA TELECOM CO LTD 6-K
Dec 1, 6:09 AM ET71.9 KB - 6-KVODAFONE GROUP PUBLIC LTD CO$VOD
VODAFONE GROUP PUBLIC LTD CO 6-K
Nov 28, 8:51 AM ET22.9 KB - 6-KKyivstar Group Ltd.$KYIV
Kyivstar Group Ltd. 6-K
Nov 24, 4:05 PM ET6.2 MB
Featured Issuers
1221ST CENTURY TELESIS II INC
CIK 0000947660
ACC ACQUISITION LLC
CIK 0001137719
AERIAL COMMUNICATIONS INC
CIK 0001008614
AFFORDABLE TELECOMMUNICATIONS TECHNOLOGY CORP
CIK 0001074416
ALLTEL CORP
CIK 0000065873
Alltel Holding Corp
CIK 0001362222
AMERICAN CABLE TV INVESTORS 2
CIK 0000704847
AMERICAN CABLE TV INVESTORS 3
CIK 0000742274
AMERICAN CABLE TV INVESTORS 4 LTD
CIK 0000785025
AMERICAN CABLE TV INVESTORS 5 LTD
CIK 0000810963
AMERICAN CELLULAR CORP /DE/
CIK 0001067075
AMERICAN MOBILE SYSTEMS INC
CIK 0000714593
Classification
- SIC Code
- 4812
- Total Issuers
- 253
- Recent Filings
- 40