Coverage · ZIP 06831
Internet providers in Greenwich, CT 06831
11 providers are on file for this ZIP with the FCC (December 2024), using Fiber, Cable, 5G Home Internet, Satellite, DSL. The share-of-ZIP column shows how much of the area each one reaches; check your street address, or call (877) 543-8021.
Every filing for Greenwich, CT (ZIP 06831)
11 residential internet providers filed service in Greenwich, CT (ZIP 06831) with the FCC (December 2024). Optimum reaches the most of the ZIP, about 91%. The fastest filing is Optimum Fiber at up to 8 Gbps, covering 75%. The table lists every filing with its technology, top speeds and share of the ZIP.
| Provider | Technology | Fastest down | Fastest up | Share of ZIP |
|---|---|---|---|---|
| Optimum Fiber | Fiber | 8 Gbps | 8 Gbps | 75% |
| Frontier Fiber | Fiber | 7 Gbps | 7 Gbps | 3% |
| Verizon Fios | Fiber | 2 Gbps | 2 Gbps | 74% |
| Optimum | Cable | 940 Mbps | 35 Mbps | 91% |
| Verizon 5G Home | 5G Home Internet | 300 Mbps | 30 Mbps | 42% |
| AT&T Internet Air | 5G Home Internet | 100 Mbps | 20 Mbps | 77% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 62% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
| Frontier | DSL | 10 Mbps | 1 Mbps | 1% |
Internet in Greenwich, CT — common questions
How many internet providers serve ZIP 06831?
11 providers have residential service on file for Greenwich, CT (ZIP 06831), among them Optimum Fiber, Frontier Fiber, Verizon Fios. A filing covers part of the ZIP, not necessarily every street, so the provider confirms your exact address before an order.
Which provider reaches the most of 06831?
Optimum has the widest footprint on file, about 91% of the ZIP’s census blocks, using cable. Satellite is left out of this comparison because it is filed everywhere.
What is the fastest internet in 06831?
Optimum Fiber files the top download speed, up to 8 Gbps, across about 75% of the ZIP. That is the fastest tier filed for the area, not a plan sold at every address.
How do I check my own address in Greenwich, CT?
Search the ZIP to see every filing with indicative starting prices, then call (877) 543-8021. We check the street address with the provider and, for providers we sell, place the order. There is no charge and no account.
Coverage data: FCC Broadband Data Collection (December 2024). Availability is decided address by address; providers confirm serviceability when you order. Satellite internet is sold nationwide, but each install has to qualify on site — a clear view of the sky and a place to mount the dish.