| Reference |
post code |
location 1 |
location 2 |
| LL40 1 | | DOLGELLAU DELIVERY OFFICE | |
| LL40 5 | | PENYCAENU | |
| LL40 6 | | PENCEFN | |
| LL40 8 | | BORTHWNOG | |
| LL40 11 | | CAE DEINTUR | |
| LL40 13 | | COEDMOR | BONTDDU |
| LL40 18 | | HERMON | TY CAPEL HERMON |
| LL40 20 | | TABOR CHAPEL | |
| LL40 22 | | TROEDYRHIW | |
| LL40 23 | | BONTDDU BOX | |
| LL40 24 | | RHYDYMAIN | |
| LL40 25 | | GANLLWYD | |
| LL40 26 | | LLANELLTYD | |
| LL40 29 | | NANNAU CROSSROADS | |
| LL40 30 | | LLANFACHRETH POST OFFICE | |
| LL40 31 | | TYNCOED | |
| LL40 32 | | PENBRYN | |
| LL40 34 | | ARDDFAWR | |
| LL40 36 | | PENMAENPOOL | |
| LL40 44 | | DRWS Y NANT STATION | |
| LL40 45 | | TORRENT ROAD | |
| LL40 47 | | CAPEL SILOH | |
| LL40 52 | | BRITHDIR | |
| LL40 54 | | GARTH ISA | |
| LL40 55 | | TRNYCROES | |
| LL40 56 | | BRYNADDA | |
| LL40 59 | | GRAIGFAWR | BONTDDU |
| LL40 61 | | YSGOL BRITHDIR | |
| LL40 63 | | GELLICEMLYN | |
| LL40 65 | | FARCHYNYS | |
| LL40 66 | | EFAILFACH | |
| LL40 67 | | DOLSERAU TERRACE | |
| LL40 68 | | COED Y BRENIN | |
| LL40 72 | | CROSS FOXES | BRITHDIR |
| LL40 73 | | GARREGFAWR | |
| LL40 77 | | BUCHESYDD | |
| LL40 78 | | GLASDIR | |
| LL40 80 | | FRONWYDD | |
| LL40 82 | | BONTNEWYDD | |
| LL40 83 | | BROCYMMER | |
| LL40 86 | | QUEENS ROAD | |
| LL40 90 | | GLYNMALDEN | |
| LL40 91 | | DOLGELLAU POST OFFICE | SPAR SHOP CAPEL BETHEL |
| LL40 92 | | MARIAN MAWR | MARIAN MAWR INDUSTRIAL ESTATE |
| LL40 2 | LL40 1TL | GWERNAN LAKE | ISLAWRDREF |
| LL40 9 | LL40 1YF | ABERGWYNANT | |
| LL40 17 | LL40 2PF | ABERGEIRW | |
| LL40 19 | LL40 2RY | BRITHDIR CROSS ROADS | |
Map boundaries are based on data from