- N1 - 99 companies
- N10 - 4 companies
- N11 - 21 companies
- N12 - 23 companies
- N13 - 20 companies
- N14 - 14 companies
- N15 - 14 companies
- N16 - 13 companies
- N17 - 36 companies
- N18 - 36 companies
- N19 - 11 companies
- N1C - 6 companies
- N1R - 1 company
- N2 - 13 companies
- N20 - 13 companies
- N21 - 8 companies
- N22 - 18 companies
- N3 - 31 companies
- N37 - 1 company
- N4 - 12 companies
- N5 - 5 companies
- N6 - 9 companies
- N7 - 31 companies
- N8 - 13 companies
- N9 - 9 companies
- NE1 - 31 companies
- NE10 - 27 companies
- NE11 - 98 companies
- NE12 - 33 companies
- NE13 - 9 companies
- NE15 - 36 companies
- NE16 - 17 companies
- NE17 - 2 companies
- NE18 - 2 companies
- NE19 - 1 company
- NE2 - 11 companies
- NE20 - 12 companies
- NE21 - 32 companies
- NE22 - 5 companies
- NE23 - 57 companies
- NE24 - 18 companies
- NE25 - 11 companies
- NE26 - 8 companies
- NE27 - 11 companies
- NE28 - 31 companies
Postcode 1 to 45
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