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DSDownloadSpeed
FCC Data · Updated April 2026
B

Lehigh County Internet

Lehigh County, Pennsylvania has a Broadband Grade of B with an average download speed of 1000 Mbps across 28 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.

78
Score
1000 Mbps
Avg Download
100%
Fiber Access
10
Avg Providers
Grade Distribution

ZIP Code Grades in Lehigh County

A
0
B
28
C
0
D
0
F
0
Best

Fastest ZIP Codes in Lehigh County

ZIPGradeDownloadProvidersFiber
18018B1000 Mbps10Yes
18031B1000 Mbps10Yes
18032B1000 Mbps10Yes
18034B1000 Mbps10Yes
18036B1000 Mbps10Yes
18037B1000 Mbps10Yes
18046B1000 Mbps10Yes
18049B1000 Mbps10Yes
18051B1000 Mbps10Yes
18052B1000 Mbps10Yes
Needs Improvement

Slowest ZIP Codes in Lehigh County

ZIPGradeDownloadProvidersFiber
18018B1000 Mbps10Yes
18031B1000 Mbps10Yes
18032B1000 Mbps10Yes
18034B1000 Mbps10Yes
18036B1000 Mbps10Yes
18037B1000 Mbps10Yes
18046B1000 Mbps10Yes
18049B1000 Mbps10Yes
18051B1000 Mbps10Yes
18052B1000 Mbps10Yes
FAQ

Frequently Asked Questions

What is the average internet speed in Lehigh County, Pennsylvania?

Lehigh County, Pennsylvania has an average maximum download speed of 1000 Mbps across 28 ZIP codes. The county received a Broadband Grade of B (78/100), 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 Lehigh County?

Lehigh 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 Lehigh County?

100% of ZIP codes in Lehigh County, Pennsylvania 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 Lehigh County?

The best-connected ZIP code in Lehigh County is 18018 with a Broadband Grade of B, 1000 Mbps maximum download, and 10 providers. Fiber internet is available in this ZIP code.

Test Your Speed

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