Internet Providers in Sumter

Sumter has two fiber providers, FTC DSI and FTC. Symmetric speeds of 1,000 Mbps are available in parts of the city.

Fiber

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
FTC DSI	1,000	1,000	39%
FTC	1,000	1,000	33%

Cable

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Spectrum	1,000	35	99%

DSL

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Frontier	115	7	69%
FTC DSI	100	10	25%

Fixed Wireless

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Verizon	300	20	72%
MINTernet	100	20	95%
T-Mobile	100	20	95%
AT&T	25	3	42%

Next-Gen Satellite

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Starlink	280	30	99%

Old-School Satellite

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
HughesNet	50	5	99%
Viasat	50	3	99%

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Low-Availability Internet Options

Provider	TechnologyTech	Download (Mbps)	Upload (Mbps)	AvailabilityCoverage
FTC	DSL/CopperDSL	50	8	2%
AT&T	DSL/CopperDSL	0.2-10	<1	2%

Broadband Map's availability estimates are based on the census boundaries of Sumter. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.

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Data Sourcing

Broadband Map's listings of internet providers in Sumter rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Sumter ISPs' availability as of June 2025).