851 postboxes in the DL postcode area
| DL1 (58) | DL2 (53) | DL3 (55) | DL4 (17) | DL5 (37) | DL6 (45) | DL7 (50) | DL8 (98) | DL9 (22) |
| DL10 (54) | DL11 (44) | DL12 (66) | DL13 (60) | DL14 (83) | DL15 (41) | DL16 (28) | DL17 (40) |
Map boundaries are based on data from freethepostcode.org and npemap.org.uk.
edward@4angle.com