Mediacom Internet in South Carolina: Plans, Pricing & Coverage (2026)
Mediacom Communications offers cable broadband service in select South Carolina communities, focusing on areas where major cable operators have limited coverage. As the nation's fifth-largest cable company, Mediacom specializes in serving smaller cities and rural communities that are often overlooked by larger operators. South Carolina residents in Mediacom's service area benefit from the company's focus on communities outside major metropolitan centers. To check availability at your address or order service, call 1-855-633-4226.
Mediacom Xtream Internet Plans in South Carolina
Mediacom offers four Xtream internet tiers in South Carolina, all powered by its DOCSIS 3.1 hybrid fiber-coaxial (HFC) cable network. Pricing shown reflects promotional rates for new customers. Each plan includes a cable modem and wireless gateway rental.
| Plan | Download Speed | Upload Speed | Monthly Price | Data Allowance |
|---|---|---|---|---|
| Xtream Internet 100 | 100 Mbps | 10 Mbps | $29.99/mo | 600 GB |
| Xtream Internet 300 | 300 Mbps | 20 Mbps | $49.99/mo | 1,500 GB |
| Xtream Internet 600 | 600 Mbps | 30 Mbps | $69.99/mo | 3,000 GB |
| Xtream Internet 1 Gig | 1,000 Mbps | 50 Mbps | $79.99/mo | 6,000 GB |
All Mediacom plans in South Carolina include access to the Xtream WiFi app for network management, parental controls, and speed testing. Promotional pricing is valid for the first 12 months of service. To order or verify which plans are available at your South Carolina address, contact Mediacom at 1-855-633-4226.
Mediacom Communications at a Glance
- Company: Mediacom Communications Corporation
- Headquarters: Blooming Grove, New York
- Founded: 1995 by Rocco B. Commisso
- Rank: 5th largest cable company in the United States
- Technology: DOCSIS 3.1 hybrid fiber-coaxial (HFC) cable network
- Service Brand: Xtream (internet, TV, and phone)
- States Served: 22 states, primarily in the Midwest and South
- Customers: Approximately 1.4 million homes and businesses
- Max Speed: 1 Gbps (1,000 Mbps) download
- Contract: No long-term contracts required
- Order Line: 1-855-633-4226
Mediacom Coverage in South Carolina
Mediacom's South Carolina coverage is concentrated in select communities, including areas around Florence, Myrtle Beach outskirts, Sumter, Orangeburg. Availability varies by address.
While Mediacom's South Carolina footprint is more targeted than in its primary markets, the company's cable infrastructure provides a valuable broadband option in the communities it serves.
South Carolina's Pee Dee region and rural Lowcountry face broadband adoption rates below 60%, among the lowest in the Southeast.
Key South Carolina Cities Served by Mediacom
- Florence – Select coverage area with Xtream internet, TV, and phone service available to residential and business customers.
- Myrtle Beach outskirts – Mediacom cable broadband available in portions of the Myrtle Beach outskirts area, with speeds up to 1 Gig where network upgrades have been completed.
- Sumter – Xtream internet service providing a cable broadband alternative to DSL and satellite options in the Sumter community.
- Orangeburg – Mediacom serves select addresses in the Orangeburg area with DOCSIS 3.1 technology.
- Aiken – Cable internet availability in Aiken through Mediacom's regional network infrastructure.
Coverage availability can change as Mediacom expands its network. To verify current service at your South Carolina address, call 1-855-633-4226.
Speed Analysis: What Mediacom Delivers in South Carolina
Mediacom's DOCSIS 3.1 cable technology delivers download speeds ranging from 100 Mbps to 1 Gbps across its South Carolina service area. Here is how each speed tier performs for common household activities:
Xtream Internet 100 (100 Mbps) – $29.99/month
The entry-level Xtream 100 plan provides sufficient bandwidth for 1-3 users engaged in web browsing, email, social media, and standard-definition video streaming. This tier supports one simultaneous HD stream comfortably but may struggle with multiple 4K streams or large file downloads. Upload speeds of 10 Mbps are adequate for video calls and basic cloud backup but may feel limited for remote workers who frequently upload large files. For South Carolina households with light internet usage, this plan delivers solid value at Mediacom's most affordable price point.
Xtream Internet 300 (300 Mbps) – $49.99/month
The Xtream 300 plan is Mediacom's most popular tier in South Carolina, offering enough speed for 3-5 simultaneous users. This plan handles multiple HD and 4K video streams, online gaming, video conferencing, and smart home devices without noticeable slowdowns. Upload speeds of 20 Mbps support remote work activities including video calls and cloud file synchronization. For the average South Carolina household, this plan provides the best balance of performance and value.
Xtream Internet 600 (600 Mbps) – $69.99/month
The Xtream 600 tier serves larger households and power users in South Carolina who require bandwidth for 5-8 simultaneous devices. This plan supports multiple 4K streams, competitive online gaming, large file transfers, and bandwidth-intensive applications like home security systems with multiple cameras. Upload speeds of 30 Mbps accommodate professional remote work, content creation, and cloud storage synchronization. This tier is recommended for South Carolina households with teenagers, remote workers, and heavy streaming habits.
Xtream Internet 1 Gig (1,000 Mbps) – $79.99/month
Mediacom's flagship 1 Gig plan delivers maximum performance for South Carolina homes and businesses that demand the fastest available cable speeds. With download speeds up to 1,000 Mbps and upload speeds of 50 Mbps, this plan handles virtually unlimited simultaneous connections, 8K streaming, competitive gaming with minimal latency, and professional-grade cloud applications. A DOCSIS 3.1 modem is required to achieve gigabit speeds. This plan includes Mediacom's most generous 6,000 GB data allowance.
Pricing Breakdown: Mediacom Costs in South Carolina
Understanding the full cost of Mediacom internet in South Carolina requires looking beyond the monthly plan price. Here is a comprehensive breakdown of all charges:
Monthly Service Charges
- Internet plan: $29.99 to $79.99/month (promotional rate, first 12 months)
- Equipment rental: $13/month for Mediacom's wireless gateway (modem + router)
- Taxes and fees: Varies by South Carolina locality, typically $2-5/month
- Total estimated monthly cost: $44.99 to $97.99/month during promotional period
One-Time Charges
- Professional installation: $99.99 (waived with qualifying promotions)
- Self-installation kit: Free when available
- Activation fee: Typically waived for new customers
Ways to Save on Mediacom in South Carolina
- Use your own modem: Purchasing a DOCSIS 3.1 compatible modem eliminates the $13/month equipment fee, saving $156/year.
- Bundle services: Adding Xtream TV or Phone to your internet plan can reduce the overall per-service cost by $10-30/month.
- Self-installation: Choosing self-install avoids the $99.99 professional installation fee where available.
- ACP/Lifeline programs: Qualified low-income South Carolina households may be eligible for reduced-rate broadband through federal assistance programs.
For the latest promotional offers and bundle pricing specific to South Carolina, call 1-855-633-4226 and ask about current deals in your area.
Local Insights: South Carolina Internet Landscape
Mediacom serves communities across the Pee Dee region and central South Carolina, where Spectrum coverage can be inconsistent in rural areas. In Florence, the region's largest city and a major healthcare hub, Mediacom competes with Spectrum and AT&T. Sumter, Orangeburg, and surrounding communities rely on Mediacom for cable broadband that outperforms the DSL alternatives. The Myrtle Beach corridor's explosive growth has driven infrastructure investment in surrounding communities, with Mediacom serving areas just outside HTC's fiber footprint.
Competitor Comparison in South Carolina
Understanding how Mediacom fits into South Carolina's broader broadband landscape helps you make an informed decision. Here is how the major South Carolina providers compare:
| Provider | Technology | Speed Range | Starting Price |
|---|---|---|---|
| Mediacom | Cable (DOCSIS 3.1) | 100-1,000 Mbps | $29.99/mo |
| Spectrum (Charter) | Fiber/DSL | Varies | Varies |
| AT&T | Cable | Varies | Varies |
| HTC (Horry Telephone) | Cable/Fiber | Varies | Varies |
| FTC (Farmers Telephone) | Fiber/Fixed Wireless | Varies | Varies |
South Carolina's Rural Infrastructure Act and broadband grants through the Office of Regulatory Staff have directed $500 million toward closing the digital divide, with the Pee Dee region receiving prioritized investment that could enhance Mediacom's network.
Population Density and Broadband in South Carolina
South Carolina's moderate population density shapes the broadband options available to residents. With approximately 34% of the state's population living in rural areas, the communities where Mediacom operates often have fewer broadband alternatives than urban centers. Mediacom's focus on these underserved and moderately served communities has been central to the company's strategy since its founding in 1995.
Frequently Asked Questions: Mediacom in South Carolina
Is Mediacom available in South Carolina?
Mediacom serves select communities in South Carolina. Coverage is focused on specific areas rather than statewide. Check availability at your address by calling 1-855-633-4226.
What is the fastest Mediacom speed available in South Carolina?
Mediacom's fastest plan in South Carolina is Xtream Internet 1 Gig, offering download speeds up to 1,000 Mbps (1 Gbps) over the company's DOCSIS 3.1 cable network. This plan is available at $79.99/month in areas where the network has been upgraded. Your actual available speed depends on local infrastructure; call 1-855-633-4226 to verify speeds at your address.
How does Mediacom compare to Spectrum (Charter) in South Carolina?
Mediacom and Spectrum (Charter) serve different areas in South Carolina. Mediacom's Xtream plans start at $29.99/month for 100 Mbps, which is often price-competitive with Spectrum (Charter)'s comparable tier. Mediacom uses DOCSIS 3.1 cable technology, while Spectrum (Charter) offers cable and/or fiber depending on location. The best choice depends on availability at your specific address.
Does Mediacom require a contract in South Carolina?
Mediacom does not require long-term contracts for residential internet service in South Carolina. All Xtream internet plans are available on a month-to-month basis. Promotional pricing typically applies for the first 12 months, after which rates may increase to standard pricing. There are no early termination fees since no contract is required.
What equipment does Mediacom provide in South Carolina?
Mediacom provides a cable modem and wireless gateway (router) with all Xtream internet plans in South Carolina. A monthly equipment fee of $13/month applies for the gateway. Customers may use their own DOCSIS 3.1 compatible modem to avoid the rental fee. Mediacom's provided equipment supports Wi-Fi 6 in most markets. For the 1 Gig plan, a DOCSIS 3.1 modem is required to achieve advertised speeds.
Can I bundle TV and phone with Mediacom internet in South Carolina?
Yes, Mediacom offers Xtream TV and Xtream Phone services that can be bundled with internet in South Carolina. Bundle discounts typically save $10-30/month compared to purchasing services individually. TV packages include local channels, sports, and premium options. Phone service includes unlimited local and long-distance calling. Contact Mediacom at 1-855-633-4226 for current bundle pricing and availability.
What is Mediacom's data cap policy in South Carolina?
Mediacom applies data usage allowances that vary by plan tier in South Carolina. The Xtream Internet 100 plan includes 600 GB, the 300 plan includes 1,500 GB, the 600 plan includes 3,000 GB, and the 1 Gig plan includes 6,000 GB per month. Customers who exceed their allowance receive courtesy notifications and may incur additional charges of $10 per 50 GB. Power users should consider the higher-tier plans for more generous data allowances.
Related Resources
- Mediacom Communications: Full Provider Overview
- Compare All Internet Providers
- Cable Internet Technology Guide
- How to Choose the Right Internet Plan
Disclosure: InternetProviders.ai may earn a commission when you call or sign up for service through the links and phone numbers on this page. Pricing, plans, and availability are accurate as of February 2026 and may vary by location within South Carolina. Promotional rates apply to new customers and are subject to change. Actual speeds may vary based on network conditions, equipment, and other factors. Data provided is for informational purposes only. Contact Mediacom at 1-855-633-4226 to verify current pricing and availability at your address.