Cosham business phone numbers
Cosham is a town in Hampshire, England (local authority: City of Portsmouth), population 13,830. We hold no sourced dialling code for Cosham, so this page does not state one. Codes whose telephone exchange town is in Hampshire: 01252, 01256, 01264, 01329, 01420, 01425.
Cosham at a glance
- Dialling code
- Not stated (no sourced code)
- Local authority
- City of Portsmouth
- County
- Hampshire
- Nation / region
- South East England, England
- Status
- Town
- Population
- 13,830
- Coordinates
- 50.842, -1.066
Place data: Wikidata Q5173908 (retrieved 26 September 2026). Codes: Ofcom geographic area codes. Stock: Silux Call number catalogue.
Codes with an exchange town in Hampshire
These codes are named after exchange towns in Hampshire. They are listed for reference; we do not know which one serves Cosham.
Towns near Cosham
| Town | Distance | Code | Area |
|---|---|---|---|
| Portchester | 3.8 km | — | Hampshire |
| Portsmouth | 4.3 km | 023 | Hampshire |
| Southwick | 4.9 km | 023 | Hampshire |
| Waterlooville | 4.9 km | 023 | Hampshire |
| Havant | 6.1 km | 023 | Hampshire |
| Southsea | 6.4 km | 023 | Hampshire |
Cosham: questions answered
What dialling code does Cosham use?
We have no sourced code for Cosham and do not guess one. Codes whose exchange town is in Hampshire are 01252, 01256, 01264, 01329, 01420, 01425; check with your current provider which one your line uses.
Which towns are near Cosham?
Portchester (3.8 km), Portsmouth (4.3 km, 023), Southwick (4.9 km, 023), Waterlooville (4.9 km, 023), Havant (6.1 km, 023).
Can I move my existing Cosham 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.