Norwich business phone numbers (01603)
Norwich is a city in Norfolk, England, population 195,971 (2016). Its landline dialling code is 01603, which Norwich shares with 4 other towns such as Thorpe St Andrew and Sprowston. On 20 October 2026 Silux Call had 50 numbers on 01603 available to order.
Norwich at a glance
- Dialling code
- 01603
- Numbers in stock
- 50 (live, 20 October 2026)
- County
- Norfolk
- Nation / region
- East of England, England
- Status
- City
- Population
- 195,971 (2016)
- Coordinates
- 52.629, 1.293
Place data: Wikidata Q130191 (retrieved 26 September 2026). Codes: Ofcom geographic area codes. Stock: Silux Call number catalogue.
Other towns on 01603
- Thorpe St Andrew 3.5 km
- Sprowston 3.6 km
- Wroxham 11.8 km
- Reepham 19.2 km
Towns near Norwich
| Town | Distance | Code | Area |
|---|---|---|---|
| Thorpe St Andrew | 3.5 km | 01603 | Norfolk |
| Sprowston | 3.6 km | 01603 | Norfolk |
| Wroxham | 11.8 km | 01603 | Norfolk |
| Wymondham | 13.6 km | 01953 | Norfolk |
| Long Stratton | 16.1 km | 01508 | Norfolk |
| Loddon | 16.7 km | 01508 | Norfolk |
Norwich: questions answered
What is the dialling code for Norwich?
Norwich uses 01603. From outside the UK dial +44 1603 then the local number.
How many numbers on 01603 can I get from Silux Call?
50 numbers on 01603 were available on 20 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 01603?
Nearest first: Thorpe St Andrew (3.5 km), Sprowston (3.6 km), Wroxham (11.8 km), Reepham (19.2 km).
Which towns are near Norwich?
Thorpe St Andrew (3.5 km, 01603), Sprowston (3.6 km, 01603), Wroxham (11.8 km, 01603), Wymondham (13.6 km, 01953), Long Stratton (16.1 km, 01508).
Can I move my existing Norwich 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 user a month, ex VAT: Entry £4.75, Plus £8.95 (99p for 2 months), Growth £9.95, Pro £14.95. 14-day Free Trial, no card.