About NP12 4A
NP12 4A is a postcode group within the NP12 4 sector of the NP12 postcode district covering Blackwood, Pontllanfraith, Wyllie in Caerphilly. It contains 4 individual postcodes across 3 streets, forming part of the wider NP postcode area.
Postcodes in NP12 4A 4
The NP12 4A group contains 4 active postcodes. Each postcode identifies a specific delivery point used by Royal Mail and other services.