Data SIM Cards in Gillingham
Data-only SIM cards in Gillingham from £4/month on Three's 5G network. Ideal for tablets, dongles, MiFi and routers.
Silux Mobile delivers data SIMs to Gillingham and all of Kent by next-day Royal Mail. Pure data, no calls or texts to pay for — on Three's 5G/4G network with no contract.
Why Gillingham Chooses Silux Data SIMs
Delivered to Gillingham
Free next-day Royal Mail delivery anywhere in the UK including Gillingham and Kent.
Three 5G in Gillingham
Our SIMs use Three's 5G/4G network with strong coverage across Gillingham and surrounding areas.
From £5/Month
Cheaper than Lebara, Giffgaff and SMARTY — with 5G and Go Roam included at no extra cost.
No Contract
30-day rolling plans. Cancel anytime — no exit fees, no minimum term.
The Silux Mobile Promise
No price increases
Your price is locked — no price rises during your contract, ever
Free upgrades
Upgrade your plan or SIM for free, any time
No credit checks
No credit checks on our SIM contracts
No hidden fees
No setup fees, no exit fees — cancel any time
Data SIM Plans — Delivered to Gillingham
Data-only SIMs on Three 5G. No contracts.
Three 5G Data Coverage in Gillingham
Three's 5G/4G network covers Gillingham and Kent with strong signal for tablets, dongles and mobile routers. Over 99% UK population coverage.
Check Your Gillingham PostcodeData SIM Cards in Gillingham — FAQs
What is the cheapest data SIM in Gillingham?
Silux Mobile offers some of the cheapest data SIMs available in Gillingham — from £5/month on Three's 5G network, with no contract and free next-day delivery to Kent.
Does Three have good coverage in Gillingham?
Yes. Three's 4G and 5G network covers Gillingham and the surrounding Kent area with strong indoor and outdoor signal. Check your exact postcode at siluxmobile.co.uk/network-coverage.
Can I get a data SIM delivered to Gillingham?
Yes. Silux Mobile delivers to all Gillingham addresses via Royal Mail next-day delivery. Order before 3pm for next-day dispatch.
Will my price increase mid-contract?
No. Silux Mobile never raises your price mid-contract — no annual or inflation-linked rises. The price you sign up at in Gillingham is the price you keep.
Do you run a credit check in Gillingham?
No. There are no credit checks on our SIM contracts, so anyone in Gillingham can join regardless of credit history.
Are prices in Gillingham inclusive of VAT?
Yes. No hidden fees — every price shown to customers in Gillingham is the price you pay, incl. VAT. No setup fees and no exit fees.