SIM Only Plans in Greenwich
SIM only plans in Greenwich from £5/month on Three's 5G — data-only, unlimited and multi-network options.
Silux Mobile is a SIM only provider serving Greenwich and all of Greater London. Every SIM runs on Three's 5G/4G network with no contract, no credit check and free next-day delivery.
Why Greenwich Chooses Silux Mobile
Delivered to Greenwich
Free next-day Royal Mail delivery anywhere in the UK including Greenwich and Greater London.
Three 5G in Greenwich
Our SIMs use Three's 5G/4G network with strong coverage across Greenwich 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
SIM Only Plans — Delivered to Greenwich
On Three 5G. No contracts.
Calls + Data
Unlimited calls
£8/mo
- 30GB data
- Unlimited calls & texts
- 4G/5G
- No contract
Unlimited
Unlimited
£18/mo
- Unlimited data
- Unlimited calls & texts
- 5G
- Go Roam 71+ countries
Three 5G Coverage in Greenwich
Three's 5G/4G network covers Greenwich and Greater London with strong indoor and outdoor signal — over 99% UK population coverage.
Check Your Greenwich PostcodeSIM Only in Greenwich — FAQs
What is the cheapest SIM in Greenwich?
Silux Mobile offers some of the cheapest SIMs available in Greenwich — from £5/month on Three's 5G network, with no contract and free next-day delivery to Greater London.
Does Three have good coverage in Greenwich?
Yes. Three's 4G and 5G network covers Greenwich and the surrounding Greater London area with strong indoor and outdoor signal. Check your exact postcode at siluxmobile.co.uk/network-coverage.
Can I get a SIM delivered to Greenwich?
Yes. Silux Mobile delivers to all Greenwich 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 Greenwich is the price you keep.
Do you run a credit check in Greenwich?
No. There are no credit checks on our SIM contracts, so anyone in Greenwich can join regardless of credit history.
Are prices in Greenwich inclusive of VAT?
Yes. No hidden fees — every price shown to customers in Greenwich is the price you pay, incl. VAT. No setup fees and no exit fees.