Mobile phone numbers
07503 numbers are for mobile phones in the United Kingdom.
All UK 07 numbers are for mobiles, pagers and personal numbering.
Which network uses 07503 numbers?
07503 numbers are officially allocated to Vodafone for mobile phone services.
All 07503 numbers will have originally been issued to customers by Vodafone. However, customers are free to take their number with them when they change networks which means that an 07503 number is not a reliable indicator of which network a phone is currently connected to.
These are normal mobile numbers and will usually be charged at standard rates.
Formatting an 07503 number
There is no set format for UK mobile phone numbers, but the commonest format is: 07503 xxxxxx
For international callers, use: +44 7503 xxxxxx