Internet providers in Portsmouth, Virginia 23703
ZIP code 23703 is in Portsmouth, Portsmouth City County, Virginia. Compare the major providers below, then check availability for your address.
Internet in Portsmouth 23703: local snapshot
About 92% of the 9,962 households in 23703 have a broadband subscription, 2 points above the Virginia average of 90%. That ranks 23703#232 of 822 ZIP codes in Virginia for broadband adoption.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023). These figures describe the area, not the providers available at your address.
Compare internet providers in Portsmouth, Virginia
Share of residential locations in Portsmouth where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Cox | Fiber, Cable | 93% | |
| 2 | Verizon | Fiber, Fixed wireless | 84% | Check availability |
| 3 | T-Mobile Home Internet | Fixed wireless | 80% | |
| 4 | AT&T | Fiber, DSL, Fixed wireless | 72% | Check availability |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What technologies are available in Portsmouth?
Fiber is widely available: about 70% of locations in Portsmouth can get it. Gigabit-class service (1,000 Mbps down) is reported for about 81% of locations. Fixed wireless home internet is reported for about 77% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Portsmouth that providers report they can serve. City-level figures, not your address.
What to know about internet in Portsmouth 23703
Cox reports service to the most residential locations in Portsmouth, about 93%. 4 providers report coverage of at least half of locations (Cox, Verizon, T-Mobile Home Internet, and AT&T), so the market looks competitive. T-Mobile Home Internet offers fixed wireless home internet, an option if you prefer no cable or fiber installation.
Broadband adoption in 23703 (92%) is higher than the Portsmouth average of 87%. By median household income, 23703 ranks 1 of 5 ZIP codes in Portsmouth. The median age of residents is 37.
Frequently asked questions
Is fiber internet available in Portsmouth?
Yes, in part. About 70% of residential locations in Portsmouth can get fiber, 91% can get cable, and about 81% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Portsmouth?
Cox reports service to about 93% of residential locations in Portsmouth, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Portsmouth?
4 providers report service to at least 2% of locations in Portsmouth, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in Portsmouth 23703?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Other ZIP codes in Portsmouth
Internet providers near Portsmouth
- Norfolk, VA (8 mi)
- Chesapeake, VA (13 mi)
- Hampton, VA (13 mi)
- Newport News, VA (18 mi)
- Poquoson, VA (19 mi)
- Virginia Beach, VA (19 mi)
- Suffolk, VA (19 mi)