01720 is the UK geographic dialling code for Isles of Scilly. Silux Call has 50 01720 numbers in stock (for example 01720 302056, 01720 302057, 01720 302058). Every user gets their own number with any paid plan (from £4.75 per user/month, ex VAT); extra numbers are £5.99/month.
Stock and prices checked 20 October 2026. Prices in GBP, excluding VAT.
50 numbers available
Free UK number porting on every paid plan (Entry and above; not on the Free Trial). Porting is handled manually and typically takes approximately 14 working days from submission; it depends on the losing provider releasing the number.
Every user gets their own 01720 number with any paid Silux Call plan (plans from £4.75 per user per month, ex VAT, no contract). Additional 01720 numbers are £5.99 a month each, with no setup fee. Every UK area code costs the same.
50 01720 numbers were in stock when this page was generated, and the list above shows real numbers you can choose. Stock is refreshed daily.
01720 is the Ofcom geographic area code for Isles of Scilly. Towns covered on our location pages that use it include Isles of Scilly.
No. Silux Call numbers are virtual: calls ring your mobile, desktop app or web browser wherever you are, so an 01720 number gives you a local presence without a local office.
Free UK number porting on every paid plan (Entry and above; not on the Free Trial). Porting is handled manually and typically takes approximately 14 working days from submission; it depends on the losing provider releasing the number.