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UK postcodes
B
B1
B1 3

B1 3

B1 postcode district

Updated September 2026

Sector overview

Postcode units: 213
Coordinate coverage: 100%

Part of the B1 postcode district.

Postcode units

201–213 of 213 units

B1 3SZ
B1 3WA
B1 3WB
B1 3WD
B1 3WE
B1 3WG
B1 3WR
B1 3WW
B1 3XA
B1 3XR
B1 3XX
B1 3ZY
B1 3ZZ

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Map centre

Centred on the average coordinates of published units. This is not a sector boundary.

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Other B1 sectors

B1 1 125 current
B1 2 102 current
B1 9 0 current

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