Telephone numbers beginning with 01606 belong to the Northwich charge group.
The following numbers are local calls
to and from this charge group:
01260
01270
01477
01565
01829
01925
01928
The following numbers are regional calls
to and from this charge group:
01204
01244
01254
01257
01298
01352
01457
0151
01538
0161
01625
01630
01663
01695
01704
01706
01744
01782
01939
01942
01948
01978
All other calls are national calls.
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