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B2B · Numbers · Portsmouth 023

Portsmouth.023 numbers.

Local geographic business phone numbers for the Hampshire patch. From £1/mo.

023 also covers Portsmouth — shared code with Southampton, distinct city. Heavy on defence (Royal Navy), insurance HQs (Aviva, esure), plus a growing fintech + cyber cluster. Same-day allocation, port-in from any UK carrier (£12 ex VAT per number, self-service in your portal), routes into your VoiceCloud account inside an hour of order.

  • 023 city-wide
  • Same-day allocation
  • Self-service port-in
  • Routes into VoiceCloud
  • £1/mo per number
  • Hampshire
023

Portsmouth's area code. £1/mo per number.

Geographic UK number tied to the 023 Hampshire exchange. Same-day allocation, no minimum count, routes directly into your VoiceCloud setup.

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01About 023

What 023 actually covers.

The 023 Hampshire exchange covers the towns + boroughs below. Population ~210,000. Nearby area codes listed too — many businesses run several alongside their main 023.

Population
210,000

Approx. residents within the 023 exchange — drives addressable customer base for businesses with a local number.

Towns covered
  • Portsmouth
  • Fareham
  • Gosport
  • Havant
Nearby area codes

Mix-and-match codes on the same account — one bill, one VoiceCloud, multiple regional faces.

02Who buys 023 numbers

Portsmouth businesses, by sector.

023 also covers Portsmouth — shared code with Southampton, distinct city. Heavy on defence (Royal Navy), insurance HQs (Aviva, esure), plus a growing fintech + cyber cluster. A 023 number works hardest for businesses where 'we serve this patch' is part of the proposition.

Defence + naval

Portsmouth defence + naval firms use 023 numbers to signal local presence to their Hampshire customer base.

Insurance HQ

Portsmouth insurance hq firms use 023 numbers to signal local presence to their Hampshire customer base.

Cyber security

Portsmouth cyber security firms use 023 numbers to signal local presence to their Hampshire customer base.

Marine engineering

Portsmouth marine engineering firms use 023 numbers to signal local presence to their Hampshire customer base.

Higher education

Portsmouth higher education firms use 023 numbers to signal local presence to their Hampshire customer base.

Tourism

Portsmouth tourism firms use 023 numbers to signal local presence to their Hampshire customer base.

Portsmouth coverage

Broadband alongside
the number.

FTTP strong across PO1–PO5; older naval-base postcodes sometimes need leased line for symmetric speeds. If you need a 023 number and matching business broadband on the same patch, we'll spec both together — single account, single bill.

  • Business broadband

    FTTP across most Portsmouth postcodes; leased lines where symmetric capacity matters.

  • VoIP routing

    023 numbers land into VoiceCloud — extensions, hunt groups, IVR, mobile twinning.

  • Multi-site team

    Portsmouth + other UK offices? Mix area codes under one VoiceCloud account.

  • Local SEO lift

    Google Business Profile favours matching area code + listing locale. Direct ranking signal.

Portsmouth number — at a glance

  • Area code023
  • RegionHampshire
  • Rental£1/mo per number, ex VAT
  • SetupNone for standard allocations
  • AllocationSame / next business day
  • Port-in£12 ex VAT per number, 8–12 working days
  • Routes intoVoiceCloud or any SIP endpoint

Portsmouth businesses on existing carriers — we'll match or beat your current line item without a contract lock-in.

03Other cities

Operating in more than one city?

Mix 023 (Portsmouth) with any other UK area code — all routed into the same VoiceCloud, all on one bill.

All UK city codes →

04FAQ

Real questions, honest answers.

No. UK geographic numbers are allocations, not addresses. You can have a Portsmouth 023 number with an office anywhere in the country — many businesses use a 023 alongside their actual HQ number to project Portsmouth presence to local customers.

A Portsmouth number. Live tomorrow.

£1/mo per number. Same / next business day. Port-in from any UK carrier (£12 ex VAT per number).

33 cities templated · every UK exchange orderable on request