Internet Providers in South Carolina
South Carolina residents have access to 40 internet service providers in May 2026. Statewide average download speeds reach —, with fiber, cable, 5G home, and satellite all represented across the SC market. Whether you live in a major metro or a rural county, this atlas maps every ISP serving every city in South Carolina — with verified plans, prices, and reviews.
Mon–Sat, 8am–11pm ET. Find the right ISP for any address in South Carolina.
Top Providers in South Carolina
Ranked by city coverage within the state.
| # | Provider | Connection | Top speed | From | Availability | Rating |
|---|---|---|---|---|---|---|
| 01 |  | Satellite | — | — | — | — |
| 02 |  | Satellite | — | — | — | — |
| 03 |  | Fixed Wireless | — | — | — | — |
| 04 |  | 5G Home | — | — | — | — |
| 05 |  | 5G Home | — | — | — | — |
| 06 |  | 5G Home | — | — | — | — |
| 07 |  | Satellite | — | — | — | — |
| 08 |  | Cable | — | — | — | — |
| 09 |  | 5G Home | — | — | — | — |
| 10 |  | 5G Home | — | — | — | — |
| 11 |  | Cable | — | — | — | — |
| 12 |  | Fiber | — | — | — | — |
The South Carolina broadband landscape
Internet availability in South Carolina reflects the state's geography. Major cities have multiple fiber and cable providers competing on speed and price. Suburban areas typically have 2-4 options including national carriers. Rural SC households often rely on fixed wireless, satellite, or DSL — though Starlink and 5G home have dramatically improved rural options since 2023. Statewide, fiber availability sits at a growing share, with new deployments adding coverage every quarter.
Many states in the U.S. lay claim to barbecue fame, but none of them can achieve barbecue gold like South Carolina. The state's famed Carolina Gold style of barbecue combines yellow mustard, vinegar, brown sugar, and spices to create a unique and tangy flavor. Similarly, South Carolina's 40 internet providers give the state's residents a unique blend of internet options.
Fastest internet in South Carolina
Fiber is the fastest internet technology in South Carolina, with multi-gigabit residential plans available in select markets. Cable plans typically top out at 1.2 Gbps download. 5G Home Internet from T-Mobile and Verizon delivers 100-300 Mbps with no install. For raw speed, look for fiber from AT&T, Frontier, Verizon Fios, Google Fiber, or your local fiber co-op depending on which carrier serves your city.
Need help choosing in South Carolina?
Internet for rural South Carolina
Rural South Carolina has historically been under-served, but 2026 brings more options than ever. **Starlink** offers 100-250 Mbps satellite anywhere with a clear sky view — install yourself in 30 minutes. **T-Mobile and Verizon 5G Home** require a strong cell signal but no contracts or installer visits. **Local WISPs** (wireless ISPs) cover specific SC counties with fixed-wireless point-to-point service. Federal RDOF and BEAD funds are also bringing fiber to previously unreached parts of South Carolina through 2026-2028.
Business internet in South Carolina
South Carolina businesses have access to enterprise fiber from AT&T Business, Lumen, Spectrum Business, Comcast Business, and regional fiber providers. Dedicated Internet Access (DIA) circuits with SLAs start around $300/mo for symmetrical 100 Mbps. SD-WAN and SASE solutions are widely deployed across SC commercial real estate. For small businesses and home offices, business-class cable and fiber from the consumer providers on this page typically meet the need at a 30-50% price premium over residential.
Top cities in South Carolina
Largest provider selection by city.
All 254 cities in South Carolina
Click any city to see ISPs, plans, and pricing for that location.
B (20)
C (27)
D (8)
E (12)
G (18)
H (16)
L (18)
M (15)
N (9)
P (15)
R (9)
S (26)
U (1)
W (17)
Y (2)
South Carolina Internet FAQs
Q1How many ISPs serve South Carolina?
40 internet service providers operate across South Carolina. National carriers like AT&T, Spectrum, Xfinity, and Verizon dominate metro areas, while regional fiber co-ops and WISPs serve smaller communities.
Q2What is the fastest internet provider in South Carolina?
Fiber providers delivering 2-5 Gbps plans include AT&T Fiber, Frontier Fiber, Google Fiber (where available), and several regional carriers. Cable peaks at 1.2 Gbps download.
Q3Is fiber internet widely available in South Carolina?
Fiber footprint in South Carolina continues to grow. Major cities have strong coverage; suburban and rural availability varies significantly by carrier.
Q4What's the average internet speed in South Carolina?
Speeds vary widely across South Carolina depending on region. Urban fiber addresses can pull multi-gigabit; rural addresses on legacy DSL may see 10-25 Mbps.
Q5Can I get internet without a contract in South Carolina?
Yes — most cable providers offer no-contract plans (with a small monthly premium), and 5G Home Internet from T-Mobile and Verizon is no-contract by default. Fiber providers are increasingly dropping contracts. Always check terms before signing.
Q6How do I find internet for a rural address in South Carolina?
For rural SC addresses, your best options are: (1) Starlink satellite if you have a clear sky view, (2) T-Mobile or Verizon 5G Home if there's a cell tower nearby, (3) local fixed-wireless WISP, or (4) Viasat / HughesNet legacy satellite. Check each option's coverage map for your exact ZIP.
Use the cities directory below to drill into South Carolina ZIP-level coverage, or browse the 40 ISPs serving SC to compare statewide. Data is refreshed monthly — last update May 2026.
Talk to our team about South Carolina ISPs.