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FCC Data · Updated April 2026
A

Best Internet in Jefferson, NY

1000 Mbps avg · 38 ZIP codes · 100% fiber · 10 providers/ZIP

1000
Avg Mbps
1,000
Max Mbps
100%
Fiber Access
10
Avg Providers
Providers

Internet Providers in Jefferson

ProviderZIP Codes Served% of Area
Charter Communications INC38100%
Verizon New York INC.38100%
T-Mobile38100%
Cablevision38100%
Ctc of New York Upstate38100%
Hudson Valley Wireless38100%
King Street L.p.38100%
Nysys Wireless38100%
Browse

ZIP Codes in Jefferson

13601
13602
13603
13605
13606
13607
13608
13611
13612
13615
13616
13618
13619
13622
13624
13628
13632
13634
13636
13637
13638
13640
13641
13643
13650
13651
13656
13659
13661
13673
13674
13675
13679
13682
13685
13691
13692
13693
Test Your Speed

See how your connection compares to the 1000 Mbps average in Jefferson.

FAQ

Frequently Asked Questions

What is the average internet speed in Jefferson, NY?

Jefferson, New York has an average maximum download speed of 1000 Mbps across 38 ZIP codes. The fastest available speed is 1000 Mbps. 100% of ZIP codes have fiber internet.

Who are the best internet providers in Jefferson?

The most widely available providers in Jefferson are Charter Communications INC (38 ZIPs), Verizon New York INC. (38 ZIPs), T-Mobile (38 ZIPs). Check individual ZIP codes for exact availability at your address.

Is fiber internet available in Jefferson?

Yes, fiber internet is available in 100% of Jefferson's ZIP codes. Fiber coverage is good in this area. Search your specific ZIP code for exact fiber availability.

How does Jefferson compare to the rest of New York?

Jefferson has an average Broadband Grade of A (83/100). The Jefferson area averages 10 providers per ZIP code with 100% fiber access. Check the New York overview for statewide comparison.

The this entity record above pulls directly from the FCC Broadband Data Collection (BDC). What follows is the per-entity context — how this entity sits in the broader U.S. internet availability and broadband speed distribution and which underlying factors drive the headline numbers.

Every number on this page links back to the FCC Broadband Data Collection (BDC); the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. ZIPs, counties, and states. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.

Source: FCC Broadband Data Collection, 2026.