Best Internet in Sussex, NJ
1000 Mbps avg · 19 ZIP codes · 100% fiber · 10 providers/ZIP
Internet Providers in Sussex
| Provider | ZIP Codes Served | % of Area |
|---|---|---|
| Verizon New Jersey INC. | 19 | 100% |
| Comcast | 19 | 100% |
| T-Mobile | 19 | 100% |
| Cablevision | 19 | 100% |
| CenturyLink | 19 | 100% |
| Verizon Wireless | 19 | 100% |
| Charter Communications INC | 19 | 100% |
| Service Electric Cable Tv | 19 | 100% |
ZIP Codes in Sussex
See how your connection compares to the 1000 Mbps average in Sussex.
Frequently Asked Questions
What is the average internet speed in Sussex, NJ?
Sussex, New Jersey has an average maximum download speed of 1000 Mbps across 19 ZIP codes. The fastest available speed is 1000 Mbps. 100% of ZIP codes have fiber internet.
Who are the best internet providers in Sussex?
The most widely available providers in Sussex are Verizon New Jersey INC. (19 ZIPs), Comcast (19 ZIPs), T-Mobile (19 ZIPs). Check individual ZIP codes for exact availability at your address.
Is fiber internet available in Sussex?
Yes, fiber internet is available in 100% of Sussex's ZIP codes. Fiber coverage is good in this area. Search your specific ZIP code for exact fiber availability.
How does Sussex compare to the rest of New Jersey?
Sussex has an average Broadband Grade of A (98/100). The Sussex area averages 10 providers per ZIP code with 100% fiber access. Check the New Jersey 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.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. ZIPs, counties, and states with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: FCC Broadband Data Collection, 2026.