City of London business phone numbers (020)
City of London is a city in Greater London, England, population 10,847 (2022). Its landline dialling code is 020, the London exchange area, which City of London shares with 35 other towns such as London and Westminster. On 17 October 2026 Silux Call had 50 numbers on 020 available to order, for example 020 3137 0964.
City of London at a glance
- Dialling code
- 020
- Numbers in stock
- 50 (live, 17 October 2026)
- County
- Greater London
- Nation / region
- London, England
- Status
- City
- Population
- 10,847 (2022)
- Coordinates
- 51.516, -0.093
Place data: Wikidata Q23311 (retrieved 26 September 2026). Codes: Ofcom geographic area codes. Stock: Silux Call number catalogue.
020 numbers you can order now
- 020 3137 0964
- 020 3137 1006
- 020 3137 1092
- 020 3137 1158
- 020 3137 1184
- 020 3137 1214
Other towns on 020
- London 2.6 km
- Westminster 3.3 km
- City of Westminster 3.7 km
- Stoke Newington 4.7 km
- Stratford 6.9 km
- Greenwich 7.6 km
- Plaistow 8.2 km
- East Ham 10.4 km
- Putney 10.5 km
- Finchley 11.3 km
Towns near City of London
| Town | Distance | Code | Area |
|---|---|---|---|
| Shoreditch | 1.6 km | — | Greater London |
| Whitechapel | 1.7 km | — | Greater London |
| Southwark | 1.9 km | — | Greater London |
| St Pancras | 2.1 km | — | Greater London |
| Hoxton | 2.1 km | — | Greater London |
| Bethnal Green | 2.3 km | — | Greater London |
City of London: questions answered
What is the dialling code for City of London?
City of London uses 020 (London). From outside the UK dial +44 20 then the local number.
How many numbers on 020 can I get from Silux Call?
50 numbers on 020 were available on 17 October 2026. You pick the exact number at checkout; your first number is included with any paid plan and extra numbers cost £5.99 a month.
Which other towns use 020?
Nearest first: London (2.6 km), Westminster (3.3 km), City of Westminster (3.7 km), Stoke Newington (4.7 km), Stratford (6.9 km), Greenwich (7.6 km), and 29 more.
Which towns are near City of London?
Shoreditch (1.6 km), Whitechapel (1.7 km), Southwark (1.9 km), St Pancras (2.1 km), Hoxton (2.1 km).
Can I move my existing City of London number to Silux Call?
Yes, if it is a UK geographic number. Porting is free on every paid plan, is handled by our team, and typically takes approximately 14 working days from submission.
Plans
Per line a month, ex VAT: Entry £4.75, Plus £8.95 (99p for 2 months), Growth £12.95, Pro £19.95. 14-day Free Trial, no card.