0321 numbers

Ofcom records show that numbers starting 0321 are protected from allocation. Where numbering capacity has been withdrawn from service, the block or code is sterilised for a period, typically 2 years. Alternatively the Ofcom Numbering Unit might protect capacity for a limited period, to avoid dialling errors into similar codes

The correct way to write telephone numbers beginning 0321 is in the format 0321 xxx xxxx

For more information on tariffs and usage of numbers starting 03 please visit the page on 03 numbers

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