Telephone numbers beginning with 01703 belong to the Southampton charge group.
The following numbers are local calls to and from this charge group:
01329
01425
01489
01590
01794
01962
01983
The following numbers are regional calls to and from this charge group:
01202
01243
01256
01258
01264
01420
01428
01635
01705
01722
01725
01730
01929
01980
All other calls are national calls.
Warning: these numbers are being replaced by 023 numbers.