Ethanol-Free Gas in Portsmouth, NH

4 verified ethanol-free gas stations

Portsmouth has 4 verified ethanol-free gas stations, all Sunoco locations. All 4 carry 94-octane E0. Every listing is independently verified; the most recent check in Portsmouth was June 2, 2026.

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Ethanol-Free Gas in Portsmouth

Sunoco

1166 Greenland Rd, Portsmouth, NH

6034366136

oct

Sunoco

565 Islington St, Portsmouth, NH

6034318927

oct

Sunoco

766 Lafayette Rd, Portsmouth, NH

6033738020

oct

Sunoco

955 Us Rt 1 By Pass, Portsmouth, NH

oct

All New Hampshire Stations

Nearby Cities with Ethanol-Free Gas

Straight-line distance from Portsmouth.

Londonderry, NH

3 stations · 31 mi away

Manchester, NH

3 stations · 34 mi away

Nashua, NH

3 stations · 41 mi away

Revere, MA

3 stations · 47 mi away

Wayland, MA

3 stations · 58 mi away

Ethanol-Free Gas in Portsmouth: FAQ

Is there ethanol-free gas in Portsmouth, NH?

Yes. Portsmouth has 4 gas stations verified to sell ethanol-free (E0) gasoline: Sunoco (4 locations).

Does Portsmouth have 90-octane or higher ethanol-free gas?

Yes. 4 of the 4 stations in Portsmouth carry 94-octane ethanol-free fuel.

Which brands sell ethanol-free gas in Portsmouth?

Sunoco (4 locations). All locations are independently verified through chain-website confirmation or direct source data; the most recent verification in Portsmouth was June 2, 2026.