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DSDownloadSpeed
FCC Data · Updated April 2026
A

Spartanburg County Internet

Spartanburg County, South Carolina has a Broadband Grade of A with an average download speed of 1000 Mbps across 29 ZIP codes. 100% of the county has fiber internet access, and the area averages 10 providers per ZIP code. Internet access is above average for the U.S.

81
Score
1000 Mbps
Avg Download
100%
Fiber Access
10
Avg Providers
Grade Distribution

ZIP Code Grades in Spartanburg County

A
29
B
0
C
0
D
0
F
0
Best

Fastest ZIP Codes in Spartanburg County

ZIPGradeDownloadProvidersFiber
29301A1000 Mbps10Yes
29302A1000 Mbps10Yes
29303A1000 Mbps10Yes
29306A1000 Mbps10Yes
29307A1000 Mbps10Yes
29316A1000 Mbps10Yes
29320A1000 Mbps10Yes
29322A1000 Mbps10Yes
29323A1000 Mbps10Yes
29324A1000 Mbps10Yes
Needs Improvement

Slowest ZIP Codes in Spartanburg County

ZIPGradeDownloadProvidersFiber
29301A1000 Mbps10Yes
29302A1000 Mbps10Yes
29303A1000 Mbps10Yes
29306A1000 Mbps10Yes
29307A1000 Mbps10Yes
29316A1000 Mbps10Yes
29320A1000 Mbps10Yes
29322A1000 Mbps10Yes
29323A1000 Mbps10Yes
29324A1000 Mbps10Yes
FAQ

Frequently Asked Questions

What is the average internet speed in Spartanburg County, South Carolina?

Spartanburg County, South Carolina has an average maximum download speed of 1000 Mbps across 29 ZIP codes. The county received a Broadband Grade of A (81/100), which factors in download speed, provider competition, fiber availability, and upload speed. This meets the FCC broadband standard of 100 Mbps download.

How many internet providers are in Spartanburg County?

Spartanburg County has an average of 10 internet providers per ZIP code. 100% of ZIP codes in the county have fiber internet access. Having 3 or more providers typically leads to better prices and service quality through competition.

Is there fiber internet in Spartanburg County?

100% of ZIP codes in Spartanburg County, South Carolina have fiber internet available. Fiber provides the fastest and most reliable connections, typically 500 Mbps to 5 Gbps with symmetrical upload speeds. Fiber coverage in this county is above the national average.

What is the best ZIP code for internet in Spartanburg County?

The best-connected ZIP code in Spartanburg County is 29301 with a Broadband Grade of A, 1000 Mbps maximum download, and 10 providers. Fiber internet is available in this ZIP code.

Test Your Speed

See how your connection compares to Spartanburg County's 1000 Mbps average.