Costa Mesa Business Internet
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Costa Mesa has 23 business internet options – View all▼
Costa Mesa has multiple business fiber providers, including AT&T and Spectrum.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| AT&T | 5,000 | 5,000 | High |
| Spectrum | 1,000 | 1,000 | High |
| Zayo Group | 1,000 | 1,000 | Low |
| Cox | 1,000 | 35 | Low |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Spectrum | 1,000 | 1,000 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| TPx Communications | 1,000 | 1,000 | Moderate |
| AT&T | 100 | 20 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| GeoLinks | 1,000 | 1,000 | High |
| Cosmo Network Solutions | 350 | 150 | Moderate |
| Verizon | 400 | 40 | High |
| T-Mobile | 100 | 20 | High |
| AT&T | 100 | 6 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Viasat | 150 | 4 | High |
| HughesNet | 50 | 5 | High |
| Provider | TechnologyTech | Download (Mbps) | Upload (Mbps) | AvailabilityCoverage |
|---|---|---|---|---|
| Frontier | Fiber | 7,000 | 7,000 | Low |
| Google Fiber | Fiber | 2,000 | 1,000 | Low |
| Xfinity | Fiber | 500 | 500 | Low |
| BAI Connect | Fiber | 10-25 | 1-3 | Low |
| EarthLink Business | Fixed WirelessFixed Wireless | 500 | 500 | Low |
| MN FWA Buyer | Fixed WirelessFixed Wireless | 500 | 500 | Low |
| Zayo Group | DSL/CopperDSL | 100 | 100 | Low |
| Telefonica | DSL/CopperDSL | 0.2-10 | <1 | Low |
Broadband Map's availability estimates are based on the census boundaries of Costa Mesa. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of business internet providers in Costa Mesa rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing Costa Mesa ISPs' availability as of December 2025).