# PO3

2 sectors, 441 postcodes

- **Part of:** [PO](https://openpostcodes.uk/PO)
- **Local authorities:** Portsmouth

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [PO3 5](https://openpostcodes.uk/PO3%205) | 254 | Portsmouth |
| [PO3 6](https://openpostcodes.uk/PO3%206) | 187 | Portsmouth |