Postal Service in Holywell, Clwyd
| Name & Address | Phone # | Website |
| Carmel Sub Post Office Arfryn, Holywell, Clwyd CH8 8QT | 01352 711476 |  |
| Glan-Y-Don Post Office Coast Road, Holywell, Clwyd CH8 9DZ | 01745 560238 | |
| Greenfield Post Office 7 New Shop Parade, Holywell, Clwyd CH8 7QS | 01352 715743 | |
| Holway Post Office Holway Road, Holywell, Clwyd CH8 7NA | 01352 712078 | |
| Mostyn Post Office 67 Ffordd Pennant, Holywell, Clwyd CH8 9NX | 01745 560211 | |
| Pentre Halkyn Post Office , Holywell, Clwyd CH8 8HP | 01352 780226 | |
| Rhewl Post Office , Holywell, Clwyd CH8 9QE | 01745 560316 | |
| Trelogan Post Office , Holywell, Clwyd CH8 9BD | 01745 560223 | |
| Wilbros Rhewl Fawr Road, Holywell, Clwyd CH8 9HJ | 01745 560420 | |
