Postcode areas 53XX
- Postcode area 5300
- Postcode area 5310
- Postcode area 5330
- Postcode area 5332
- Postcode area 5333
- Postcode area 5334
- Postcode area 5336
- Postcode area 5340
- Postcode area 5350
- Postcode area 5351
- Postcode area 5352
- Postcode area 5353
- Postcode area 5354
- Postcode area 5360
- Postcode area 5361
- Postcode area 5362
- Postcode area 5363
- Postcode area 5364
- Postcode area 5370
- Postcode area 5372
- Postcode area 5374
- Postcode area 5376
- Postcode area 5377
- Postcode area 5380