16Residential providers
11ZIP codes
11 / 11ZIPs with fiber
5 GbpsFastest filed speed
FCC Broadband Data Collection, Dec 2024 vintage, residential filings — broadbandmap.fcc.gov. Availability is address-specific within each ZIP.
Enter your Columbia ZIP code to see every provider at your address:
Call (855) 643-8023Top internet providers in Columbia
| Provider | Technology | ZIPs served (of 11) | Top filed speed |
|---|---|---|---|
| Spectrum | Cable + Fiber | 11 | 1 Gbps |
| Verizon 5G Home | 5G Home | 11 | 1 Gbps |
| T-Mobile Home Internet | 5G Home | 11 | 100 Mbps |
| AT&T Fiber | Fiber | 10 | 5 Gbps |
| AT&T Internet Air | 5G Home | 10 | 100 Mbps |
| lumos | Fiber | 7 | 5 Gbps |
Satellite service (Starlink, Viasat, HughesNet) additionally covers every Columbia address, and 5G home internet from T-Mobile, Verizon, and AT&T is available across the city — useful when a building or street falls in a wired-coverage gap.
Internet in Columbia, SC — FAQs
Who has the best internet in Columbia, SC?
FCC filings list 16 residential providers in Columbia. Spectrum has the widest coverage (11 of 11 ZIP codes), and the fastest filing reaches 5 Gbps. The best pick is address-specific — enter your ZIP to compare every option at your home.
Does Columbia have fiber internet?
Yes — fiber from at least one provider is filed in 11 of Columbia’s 11 ZIP codes per FCC data (Dec 2024), with top advertised speeds up to 5 Gbps. Street-level availability varies, so check your exact address.
What is the cheapest internet in Columbia, SC?
Entry promos in Columbia typically run $25–$50/mo from the cable and 5G home providers, and $35/mo 5G home internet (with a mobile line) is available across the city. See our cheapest-plans guide, or search your ZIP for current offers at your address.