This list is incomplete; you can help by adding missing items. (September 2021)

This list identifies the largest telecommunications companies by total revenue. For a more thorough list, see the By region section.

Rank	Company	Total revenue (US$ billion)	Country
1	China Mobile	$140.5[1]	China
2	Verizon	$134[2]	United States
3	AT&T	$122.4[3]	United States
4	Comcast	$121.6[4]	United States
5	Deutsche Telekom	$120.7[5]	Germany
6	Nippon Telegraph and Telephone	$97.4[6]	Japan
7	China Telecom	$70.3[7]	China
8	SoftBank	$55.2[8]	Japan
9	Charter Communications	$54.0[9]	United States
10	China Unicom	$52.8[10]	China
11	Vodafone	$49.7[11]	United Kingdom
12	Orange	$45.7[12]	France
13	América Móvil	$43.6[13]	Mexico
14	KDDI	$42.7[14]	Japan
15	Telefónica	$42.0[15]	Spain
16	BT Group	$26.7[16]	United Kingdom
17	China Communications Services	$20.9[17]	China
18	KT Corporation	$19.9[18]	South Korea
19	BCE	$18.4[19]	Canada
20	Saudi Telecom Company	$18.0[20]	Saudi Arabia
21	Lumen	$17.5[21]	United States
22	Gruppo TIM	$17.2[22]	Italy
23	Bharti Airtel	$17.1[23]	India
24	Telstra	$15.4[24]	Australia
25	SFR	$14.6[25]	France
26	Telus	$14.3[26]	Canada
27	Etisalat and	$14.2[27]	United Arab Emirates
28	Jio	$14.0[28]	India
29	SK Telecom	$13.4[29]	South Korea
30	Virgin Media O2	$12.8[30]	United Kingdom
31	MTN Group	$12.6[31]	South Africa
32	Rogers Communications	$11.8[32]	Canada
33	Swisscom	$11.6[33]	Switzerland
34	Viettel	$11.5[34]	Vietnam
35	Cox Communications	$11.0[35]	United States
36	Singtel	$10.9[36]	Singapore
37	LG Uplus	$10.8[37]	South Korea
38	Vivendi	$10.1[38]	France
39	Telenor	$10.1[39]	Norway
40	Telkom Indonesia	$9.8[40]	Indonesia
41	Telia Company	$8.9[41]	Sweden
42	VEON	$8.1[42]	Netherlands
43	Vodacom	$7.5[43]	South Africa
44	Chunghwa Telecom	$7.2[44]	Taiwan
45	Bouygues Telecom	$7.0[45]	France
46	Crown Castle International	$7.0[46]	United States
47	Proximus	$6.5[47]	Belgium
48	Ooredoo	$6.3[48]	Qatar
49	Iliad S.A.	$6.2[49]	France
50	United Internet	$6.2[50]	Germany
51	Zain	$6.0[51]	Kuwait
52	Taiwan Mobile	$5.9[52]	Taiwan
53	Frontier Communications	$5.8[53]	United States
54	Windstream Holdings	$5.7[54]	United States
55	KPN	$5.6[55]	Netherlands
56	Optus	$5.6[56]	Australia
57	Millicom	$5.6[57]	Luxembourg
58	Mobile TeleSystems	$5.6[58]	Russia
59	Telephone and Data Systems	$5.4[59]	United States
60	Advanced Info Service	$5.3[60]	Thailand
61	Vi	$5.2[61]	India
62	A1 Telekom Austria Group	$5.2[62]	Austria
63	PLDT	$3.7[63]	Philippines
64	MegaFon	$3.7[64]	Russia
65	OTE	$3.7[65]	Greece
66	Du (company)	$3.6[66]	United Arab Emirates
67	Telecom Argentina	$3.4[67]	Argentina
68	Turkcell	$3.4[68]	Turkey
69	Globe Telecom	$3.3[69]	Philippines
70	Türk Telekom	$3.0[70]	Turkey
71	Zayo Group	$2.6[71]	United States
72	Tata Communications	$2.4[72]	India
73	Telkom (South Africa)	$2.3[73]	South Africa
74	Maxis Communications	$2.1[74]	Malaysia
75	Oi	$2.0[75]	Brazil
76	Altafiber	$1.8[76]	United States
77	StarHub	$1.7[77]	Singapore
78	Digi Communications	$1.7[78]	Romania
79	Granite Telecommunications	$1.5[79]	United States
80	GTT Communications	$1.5[80]	United States
81	IDT Corporation	$1.4[81]	United States
82	Eir	$1.3[82]	Ireland
83	Vocus Group	$1.3[83]	Australia
84	Consolidated Communications	$1.2[84]	United States
85	Algar Telecom	$1.1[85]	Brazil
86	Cable One	$1.7[86]	United States
87	Mediacom	$1.1[87]	United States
88	Vonage	$1.0[88]	United States
89	Cell C	$1.0[89]	South Africa

Note: Numbers of total revenues of most telephone operating companies are sourced from Forbes or MarketScreener. When $USD revenues unavailable from reliable sites, currency conversions for 2019-2022 revenues are based on the closing currency exchange rate on the last day of 2019-2022 (December 31).

• List of telecommunications companies in the Americas
• List of telecommunications companies in Asia and Oceania
• List of telecommunications companies in Europe
• List of telecommunications companies in the Middle East and Africa

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