1708 postboxes in the GL postcode area
| GL1 (54) | GL2 (112) | GL3 (48) | GL4 (67) | GL5 (89) | GL6 (100) | GL7 (157) | GL8 (37) | GL9 (16) |
| GL10 (43) | GL11 (57) | GL12 (51) | GL13 (35) | GL14 (62) | GL15 (81) | GL16 (41) | GL17 (53) | GL18 (42) |
| GL19 (67) | GL20 (79) | GL50 (35) | GL51 (75) | GL52 (66) | GL53 (45) | GL54 (123) | GL55 (25) | GL56 (48) |
Map boundaries are based on data from freethepostcode.org and npemap.org.uk.
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