Jersey
Nationwide coverage
Data across Jersey — St Helier's harbour, the German war tunnels, the Gorey castle and the vast tidal beaches. A Crown Dependency your UK plan may not include.
- 5G where available
- No roaming charges
- Instant eSIM delivery
- Keep your number
eSIM + QR code emailed instantly · no physical SIM
Check what your UK plan does first
Jersey is a Crown Dependency, not part of the United Kingdom, and UK mobile operators handle the Channel Islands inconsistently. Some include them in domestic allowances; others apply roaming charges that surprise people on a short break.
It's a 45-minute flight from Southampton, which is precisely why nobody thinks to check. Your eSIM connects to JT on 5G — Jersey's own operator, and one of the better-connected small islands anywhere.
Tides, which genuinely matter here
Jersey has one of the largest tidal ranges in the world — around 12 metres between low and high water. The island effectively grows by a third at low tide, exposing vast areas of sand and rock.
That's spectacular and it's also a hazard. People get cut off at Seymour Tower and on the south-east reefs every year. Tide times are the single most useful thing on your phone here, and coverage across the beaches and headlands is good.
How much data
Jersey is well priced — 3 GB at £2.99 covers a week comfortably, and 20 GB is only £12.99 if you're staying longer or working from the island.
Coverage across St Helier, the coastal roads and the interior lanes is comprehensive.
Good to know
Questions, answered
Is Jersey covered by my UK mobile plan?+
It varies by provider. Jersey is a Crown Dependency rather than part of the UK, and operators treat the Channel Islands inconsistently — some include them, others charge roaming. Check before you fly.
Is coverage good on the beaches?+
Yes, across the beaches and headlands. Worth having, because Jersey's tidal range is around 12 metres and people get cut off on the reefs every year — tide times are the most useful thing on your phone here.
How do I install it?+
After checkout we email your eSIM and a QR code. Scan it in your phone's settings, switch the line on, and you're ready — do it before you fly and it activates when you land.
Will it work on my phone?+
Most phones from the last few years support eSIM (iPhone XS and newer, recent Samsung/Pixel). Check your phone in Settings, or use our compatibility checker.
When does my plan start?+
Validity counts from first connection in the destination, not from purchase — so you can buy and install early without wasting days.
Can I keep using my normal number?+
Yes. The eSIM is data-only and runs alongside your usual SIM, so calls and texts on your main number still work.
Networks
Your eSIM hops onto the strongest of Jersey’s local networks automatically — no setup, no choosing.
Coverage
Full nationwide data across Jersey on tier-1 partner networks.