Top ISPs in the USA
| Company Name | Country | City | Address 1 | State/Province | Postal Code | Website | Founding Year | Yearly Revenue in U.S. Dollars | Employees Total | Business Legal Type - Description | Number of Companies in Group | Company Registration Number | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | AT&T INC. | USA | Dallas | 208 S Akard St | Dallas | 75202-4206 | att.***** | 1983 | $125,648,000,000 | 133,030 | Corporation | 9062 | 2018584 |
| 2 | Salesforce, INC. | USA | San Francisco | 415 Mission St Fl 3 | San Francisco | 94105-2504 | salesforce.***** | 1999 | $41,525,000,000 | 83,339 | Corporation | 169 | 2991326 |
| 3 | Frontier Communications Parent, INC. | USA | Dallas | 1919 Mckinney Ave | Dallas | 75201-2495 | frontier.***** | 2026 | $5,937,000,000 | 13,000 | Corporation | 8165 | 5241703 |
| 4 | AT&T Enterprises, LLC | USA | Dallas | 208 S Akard St | Dallas | 75202-4206 | att.***** | 2023 | $3,619,733,359 | 47,600 | Corporation | 9062 | 20238282955 |
| 5 | Idemia America CORP. | USA | Reston | 11951 Freedom Dr Ste 1800 | Fairfax County | 20190-5642 | idemia.***** | 1999 | $1,645,398,258 | 14,000 | Corporation | 1635 | 3085819 |
| 6 | Cable One, INC. | USA | Phoenix | 210 E Earll Dr | Maricopa | 85012-2626 | sparklight.***** | 1986 | $1,501,423,000 | 2,817 | Corporation | 152 | X001341055 |
| 7 | Cyrusone Holdco LLC | USA | Dallas | 2850 N Harwood St Ste 2200 | Dallas | 75201-2643 | cyrusone.***** | 2021 | $1,205,700,000 | 1,563 | Corporation | 116 | 6697539 |
| 8 | Cavalry Parent L.P. | USA | Dallas | 2850 N Harwood St Ste 2200 | Dallas | 75201-2643 | cyrusone.***** | 2021 | $1,205,700,000 | 2,290 | Corporation | 116 | 6387019 |
| 9 | Cogent Communications Holdings, INC. | USA | Washington | 2450 N St Nw Ste 400 | District of Columbia | 20037 | cogentco.***** | 1999 | $975,766,000 | 1,833 | Corporation | 122 | 5504601 |
| 10 | Electric Power Board Of Chattanooga | USA | Chattanooga | 10 Martin Luther King Blvd | Hamilton | 37402-1832 | epb.***** | 1935 | $776,725,000 | 400 | Corporation | 6 | 000616391 |
| 11 | Coursera, INC. | USA | Mountain View | 2440 W el Camino Real Ste 500 | San Bernardino | 94040-1499 | coursera.***** | 2011 | $757,500,000 | 1,260 | Corporation | 10 | 5049196 |
| 12 | Idemia Identity & Security USA LLC | USA | Reston | 11951 Freedom Dr Ste 1800 | Fairfax County | 20190-5642 | idemia.***** | 2017 | $722,938,926 | 1,600 | Corporation | 1635 | 2591343 |
| 13 | Qts Realty Trust, LLC | USA | Sterling | 22271 Broderick Dr | Loudoun | 20166-9324 | q.***** | 2021 | $708,634,899 | 612 | Corporation | 314 | 5939019 |
| 14 | Connect Holding LLC | USA | Charlotte | 1120 S Tryon St Ste 700 | Mecklenburg | 28203-4244 | brightspeed.***** | 2021 | $567,092,923 | 3,400 | Corporation | 237 | N/A |
| 15 | Cogeco Us Finance, LLC | USA | Quincy | 3 Batterymarch Park Ste 200 | Norfolk | 02169-7571 | breezeline.***** | 2012 | $466,633,954 | 1,337 | Corporation | 97 | 3696613 |
| 16 | Cogent Communications Group, LLC | USA | Washington | 2450 N St Nw | District of Columbia | 20037-3052 | cogentco.***** | 2000 | $426,151,939 | 772 | Corporation | 122 | 3329461 |
| 17 | Cogent Communications, LLC | USA | Washington | 2450 N St Nw | District of Columbia | 20037-3052 | cogentco.***** | 1999 | $426,151,939 | 475 | Corporation | 122 | 3079419 |
| 18 | Lumos Networks CORP. | USA | Waynesboro | 1 Lumos Plz | Waynesboro | 22980-4549 | lumosfiber.***** | 2017 | $416,115,880 | 566 | Corporation | 730 | 4941093 |
| 19 | Ruckus Wireless LLC | USA | Sunnyvale | 350 W Java Dr | Santa Clara | 94089-1026 | ruckusnetworks.***** | 2017 | $398,864,413 | 8,000 | Corporation | 57 | 3560823 |
| 20 | Northwest Fiber, LLC | USA | Kirkland | 135 Lake St S Ste 155 | King | 98033-6488 | ziplyfiber.***** | 2025 | $395,730,075 | 1,575 | Corporation | 1246 | 7411717 |
| 21 | Connect Holding Ii LLC | USA | Charlotte | 1120 S Tyron St Ste 700 | Mecklenburg | 28203 | brightspeed.***** | 2022 | $387,235,924 | 18,161 | Corporation | 237 | 6314478 |
| 22 | Embarq CORPORATION | USA | Monroe | 100 Centurylink Dr | Ouachita | 71203-2041 | centurylink.***** | 2009 | $354,187,750 | 16,000 | Corporation | 237 | X00780722 |
| 23 | Ibotta, INC. | USA | Denver | 1400 16th St Ste 600 | Denver | 80202-1486 | ibotta.***** | 2011 | $342,389,000 | 800 | Corporation | N/A | 5059154 |
| 24 | Centurylink Of Florida, INC. | USA | Monroe | 100 Centurylink Dr | Ouachita | 71203-2041 | centurylink.***** | 2022 | $244,069,833 | 1,000 | Corporation | 1747 | 017944 |
| 25 | Tierpoint, LLC | USA | Saint Louis | 12444 Powerscourt Dr Ste 450 | St. Louis City | 63131-3632 | tierpoint.***** | 2024 | $215,821,852 | 900 | Corporation | 39 | 602325719 |
Showing 25 of 7,122 companies
Request Free SampleISPs in the USA by state
7,122 ISPs across 40 US states. Hover any state to see its share of the US ISPs market.
ISPs in the USA by employee size
| Bracket | Companies | Share |
|---|---|---|
| 1-4 | 4,040 | |
| 5-9 | 1,524 | |
| 10-19 | 624 | |
| 20-49 | 519 | |
| 50-99 | 211 | |
| 0 or Unknown | 91 | |
| 100-199 | 56 | |
| 200-499 | 29 | |
| 500-999 | 16 | |
| 1.000-4.999 | 11 | |
| 5.000-9.999 | 1 |
ISPs in the USA by revenue
| Bracket | Companies | Share |
|---|---|---|
| 100.001 to 499.999 | 2,423 | |
| 1 to 100.000 | 1,651 | |
| 0 or Unknown | 1,300 | |
| 1.000.000 to 4.999.999 | 834 | |
| 500.000 to 999.999 | 475 | |
| 10.000.000 to 49.999.999 | 201 | |
| 5.000.000 to 9.999.999 | 183 | |
| 100.000.000 to 499.999.999 | 23 | |
| 50.000.000 to 99.999.999 | 18 | |
| 1.000.000.000 or more | 8 | |
| 500.000.000 to 999.999.999 | 6 |
About the US ISPs sector
SIC and industry classification for US ISPs
US ISPs aren't separately selectable in the standard SIC 1987 classification. The closest SIC 1987 umbrella is 7699 (Repair Services NEC). We use the CompanyData industry label 'Internet Access Providers' to identify them precisely. The list above covers every active US company in our database tagged with this CompanyData label, so the state and revenue breakdowns reflect the entire sector rather than a sample.
Closely related business services
Frequently asked questions about ISPs in the USA
Our database tracks 7,122 active ISPs across all 50 US states, sourced from Secretary of State filings and verified monthly. The exact count changes as firms register, dissolve and merge. The figure on this page reflects the most recent monthly refresh.
The state with the most ISPs is California, followed by California, Texas, Florida and New York. The full state breakdown above shows the share each US state holds, with deeplinks to drill into a single-state directory.
US ISPs aren't separately selectable in the standard SIC 1987 classification. The closest SIC 1987 umbrella is 7699 (Repair Services NEC). We use the CompanyData industry label 'Internet Access Providers' to identify them precisely. The list above covers every active US company in our database tagged with this CompanyData label. The platform link beside each result also lets you filter by sub-code or by NAICS if you prefer.
Yes. Apply your filters (state, size, revenue, etc.) on the platform, preview the result on screen, then export the full filtered list as CSV or Excel. Larger exports (10k+ rows) are delivered by email link. Request a free sample first if you want to evaluate the data before you buy.
Every record includes the firm name, full business address, primary phone, business email (where available), website, employee size, revenue band, founding year and primary SIC / NAICS classification. Records are enriched from the US business register and re-verified monthly.
Monthly. Each refresh removes firms that have dissolved and adds new registrations from the latest Secretary of State filings. The "Last updated" line at the top of this page shows the most recent refresh date.
40 US states have at least one active ISP in our database. The state with most ISPs is California, followed by California, Texas, Florida and New York. Use the interactive state map above to compare any two states by share of the US ISPs market.
