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Global Sourcebook for International Data Management
by Graham Rhind
Ascension Island is part of the United Kingdom overseas territory of Saint Helena. It is listed separately here because its telecommunications system differs from that used in Saint Helena.
For supplementary information, see links to post office home pages here , to postal code pages here and to other personal name and addressing issues pages here .
Note: This section last updated 25th March 2021
1,234.45
(where . indicates the decimal separator and , the thousands separator)
Note: This section last updated 25th March 2021
dd/mm/yyyy
Both the 12-hour and 24-hour clock notations are used.
14:32
English is spoken.
Note: This section last updated 2nd May 2020
On Ascension Island, houses have numbers but few roads have names. All postal deliveries are to post office boxes. The format is shared with that of Saint Helena:
A table containing information about the relevant position of elements within address blocks can be acquired
This is written PO Box.
ASCN 1ZZ has been assigned for all addresses on Ascencion Island. This is known locally as a Postcode.
Metadata containing postal code formatting rules, exceptions and regular expressions can be acquired
n/a.
\A(ASCN 1ZZ)\Z
n/a
Note: This section last updated 2nd May 2020
Ascension Island has no internal administrative divisions.
Note: This section last updated 22nd June 2015
Ascension Island telephone numbers have no area codes. Fixed line subscriber numbers have 5 digits and commence with a 6. 5-digit number commencing with a 4, and 6-digit numbers are mobile numbers.
Every effort is made to keep this resource updated. If you find any errors, or have any questions or requests, please don't hesitate to contact the author.
All information copyright Graham Rhind 2024. Any information used should be acknowledged and referenced.