Caernarvon Herald Series is listed in:
 Newspaper and Magazine Publishers
 Newspaper and Magazine Publishers in Gwynedd
 Newspaper and Magazine Publishers in Caernarfon

Gwdihw Cyf is listed in:
 Newspaper and Magazine Publishers
 Newspaper and Magazine Publishers in Gwynedd
 Newspaper and Magazine Publishers in Caernarfon

Caernarvon Herald Series (Caernarfon) is listed in:
 Newspaper and Magazine Publishers
 Newspaper and Magazine Publishers in Gwynedd
 Newspaper and Magazine Publishers in Caernarfon