LL65 1NN lies on Seiriol Street in Holyhead. LL65 1NN is located in the Ynys Gybi electoral ward, within the unitary authority of Isle of Anglesey and the Welsh Parliamentary constituency of Ynys Môn. The Local Health Board is Betsi Cadwaladr University and the police force is North Wales. This postcode has been in use since January 1980.


| Easting | 224277 |
| Northing | 382516 |
| Latitude | 53.310364 |
| Longitude | -4.639023 |
| Street | Seiriol Street |
| Town/City | Holyhead |
| Country | Wales |
| Postcode District | LL65 |
Elevation or altitude of LL65 1NN as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 30m | 98ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
| Ward | Ynys Gybi |
|---|---|
| Constituency | Ynys Môn |
THE SCHOOL HOUSE, 3, SEIRIOL STREET, HOLYHEAD, LL65 1NN 2024 22 FEB £289,000 |
THE SCHOOL HOUSE, 3, SEIRIOL STREET, HOLYHEAD, LL65 1NN 2014 27 OCT £100,000 |
THE SCHOOL HOUSE, 3, SEIRIOL STREET, HOLYHEAD, LL65 1NN 2005 1 NOV £165,000 |
THE SCHOOL HOUSE, 3, SEIRIOL STREET, HOLYHEAD, LL65 1NN 2001 15 OCT £25,000 |
| British Terrace (Alderley Terrace) | Holyhead | 120m |
| Ysgol Ganradd Caergybi (Porth-y-felin Road) | Porth-y-felin | 179m |
| Chester Inn (Mill Bank) | Holyhead | 190m |
| Bowling Greens (South Stack Road) | Llaingoch | 269m |
| Bowling Greens (South Stack Road) | Llaingoch | 270m |
| Holyhead Station | 0.6km |
| Valley Station | 6km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Gors | 16:00 | 11:45 | 427m |
| Morrison's | 17:30 | 12:30 | 3,102m |
| Market Street | 17:00 | 11:45 | 4,262m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for LL65 1NN:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL11 | Isle of Anglesey |
| LAU 1 Code | Name |
| W06000001 | Isle of Anglesey |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for LL65 1NN:
| Code | Name | |
|---|---|---|
| OA | W00000155 | |
| LSOA | W01000030 | Isle of Anglesey 003D |
| MSOA | W02000003 | Isle of Anglesey 003 |
| LL65 1NY | Southstack Road | 32m |
| LL65 1NL | Alderley Terrace | 60m |
| LL65 1TL | Vulcan Street | 76m |
| LL65 1TN | Vulcan Street | 96m |
| LL65 1RU | Ucheldre Avenue | 153m |
| LL65 1TH | Garreglwyd Road | 160m |
| LL65 1TG | Maes Y Felin | 170m |
| LL65 1RS | Thomas Street | 204m |
| LL65 1SA | Edmund Street | 214m |
| LL65 1PH | New Park Road | 219m |