FCC coverage data · December 2024 filing
Residential internet in Unionville, MD
Carroll County · Checking providers reported in ZIP 21791
Internet providers in Unionville, MD (ZIP 21791)
There are 15 residential internet providers filed for Unionville, MD (ZIP 21791), including Antietam Cable, Xfinity Fiber, Glo Fiber. Each row shows the technology, the fastest advertised speeds and how much of the ZIP the provider reports covering, from the FCC Broadband Data Collection (December 2024).
| Provider | Technology | Max filed download | Max filed upload | ZIP coverage |
|---|---|---|---|---|
| Antietam Cable | Fiber | 5 Gbps | 5 Gbps | 39% |
| Xfinity Fiber | Fiber | 5 Gbps | 5 Gbps | 2% |
| Glo Fiber | Fiber | 5 Gbps | 5 Gbps | 1% |
| Quantum Internet & Telephone | Fiber | 2 Gbps | 2 Gbps | 7% |
| Xfinity | Cable | 2 Gbps | 250 Mbps | 63% |
| Verizon 5G Home | 5G Home Internet | 300 Mbps | 20 Mbps | 51% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 90% |
| AT&T Internet Air | 5G Home Internet | 100 Mbps | 20 Mbps | 84% |
| EarthLink | 5G Home Internet | 30 Mbps | 10 Mbps | 1% |
| MN FWA (unspecified) | 5G Home Internet | 30 Mbps | 10 Mbps | 1% |
| MN FWA (unspecified) | Fixed Wireless | 250 Mbps | 250 Mbps | 9% |
| EarthLink | Fixed Wireless | 100 Mbps | 30 Mbps | 10% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
Provider results
* Starting prices and promotions are indicative national offers for select major providers, last reviewed September 2026. Actual pricing varies by address, plan and promotion and changes often; most intro rates require autopay and paperless billing and exclude taxes, fees and equipment. Confirm current pricing directly with the provider before ordering. Coverage: FCC Broadband Data Collection (December 2024). See our Disclaimer.
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