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There are 17 residential internet providers available in Carthage, IL (ZIP 62321), including Frontier Fiber, MTC Communications, Adams Telephone Co-Operative. 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 |
|---|---|---|---|---|
| Frontier Fiber | Fiber | 5 Gbps | 5 Gbps | 5% |
| MTC Communications | Fiber | 1 Gbps | 1 Gbps | 47% |
| Adams Telephone Co-Operative | Fiber | 1 Gbps | 1 Gbps | 0% |
| Adams Telsystems | Fiber | 1 Gbps | 1 Gbps | 0% |
| McDonough Telephone Cooperative | Fiber | 1 Gbps | 1 Gbps | 0% |
| La Harpe Telephone Company | Fiber | 100 Mbps | 100 Mbps | 5% |
| Mediacom | Cable | 1 Gbps | 50 Mbps | 33% |
| Nextlink | 5G Home Internet | 800 Mbps | 400 Mbps | 78% |
| Verizon 5G Home | 5G Home Internet | 300 Mbps | 30 Mbps | 61% |
| US Cellular | 5G Home Internet | 100 Mbps | 20 Mbps | 75% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 59% |
| AT&T Internet Air | 5G Home Internet | 25 Mbps | 3 Mbps | 26% |
| Nextlink | Fixed Wireless | 300 Mbps | 100 Mbps | 4% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
| Frontier | DSL | 115 Mbps | 7 Mbps | 43% |
* Starting prices and promotions shown are indicative national offers for select major providers, as of May 2026. Actual pricing varies by address, plan, and promotion, and changes frequently — most intro rates require AutoPay/paperless and exclude taxes & fees. Confirm current pricing and offers directly with the provider before ordering. See our Disclaimer.
Coverage data sourced live from our national broadband dataset (Dec 2024). Try a popular ZIP:
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