- W10 - 17 companies
- W11 - 13 companies
- W12 - 11 companies
- W13 - 7 companies
- W14 - 13 companies
- W15 - 1 company
- W1A - 2 companies
- W1B - 46 companies
- W1D - 11 companies
- W1F - 31 companies
- W1G - 28 companies
- W1H - 23 companies
- W1J - 39 companies
- W1K - 13 companies
- W1M - 2 companies
- W1N - 1 company
- W1S - 20 companies
- W1T - 35 companies
- W1U - 35 companies
- W1W - 53 companies
- W2 - 32 companies
- W3 - 58 companies
- W4 - 44 companies
- W5 - 27 companies
- W6 - 47 companies
- W7 - 26 companies
- W8 - 16 companies
- W9 - 5 companies
- WA - 3 companies
- WA1 - 84 companies
- WA10 - 22 companies
- WA11 - 41 companies
- WA12 - 19 companies
- WA13 - 17 companies
- WA14 - 75 companies
- WA15 - 15 companies
- WA16 - 40 companies
- WA2 - 40 companies
- WA3 - 85 companies
- WA4 - 52 companies
- WA5 - 54 companies
- WA6 - 10 companies
- WA7 - 94 companies
- WA8 - 55 companies
- WA9 - 68 companies
Postcode 1 to 45
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