Coverage · ZIP 20783
Internet Providers in Adelphi, MD (20783)
There are 10 internet providers available in Adelphi, MD (ZIP 20783), including Verizon Fios, Xfinity, Astound. Compare each provider below by technology, maximum advertised speed, and area coverage, then call (833) 261-0564 for help choosing a plan. Coverage data is sourced from the FCC National Broadband Map.
Internet providers in Adelphi, MD (ZIP 20783)
There are 10 residential internet providers available in Adelphi, MD (ZIP 20783), including Verizon Fios, Xfinity, Astound. The table below lists each provider with its technology type, maximum advertised speeds, and area coverage, sourced from the FCC National Broadband Map.
| Provider | Technology | Max download | Max upload | Area coverage |
|---|---|---|---|---|
| Verizon Fios | Fiber | 2 Gbps | 2 Gbps | 84% |
| Xfinity | Cable | 2 Gbps | 2 Gbps | 87% |
| Astound | Cable | 1.5 Gbps | 50 Mbps | 4% |
| Verizon 5G Home | 5G Home Internet | 1 Gbps | 75 Mbps | 30% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 84% |
| AT&T Internet Air | 5G Home Internet | 100 Mbps | 20 Mbps | 68% |
| Believe Broadband | Fixed Wireless | 10 Mbps | 1 Mbps | 18% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
Internet in Adelphi, MD — common questions
How many internet providers are available in Adelphi, MD?
There are 10 internet providers available in Adelphi, MD (ZIP 20783), including Verizon Fios, Xfinity, Astound. Availability varies by exact address.
What is the fastest internet available in 20783?
Verizon Fios offers the highest advertised download speed in Adelphi, MD at up to 2 Gbps. Actual speeds depend on the plan and your address.
How do I check internet availability at my address in Adelphi, MD?
Enter your ZIP code on Ziatan to see every provider serving your block, then call (833) 261-0564 for help comparing plans and pricing — free, with no signup required.