0291 area code: Cardiff numbers starting 029 1
0291 is not a separate area code. It is Cardiff (029) followed by local numbers starting 1.
50,000 numbers are allocated in 5 blocks to 3 listed holders (Ofcom, 14 Oct 2026).
Check a 0291 number privately
Number ranges registered under 029 1
| Number range | Listed holder | Status | Allocation date |
|---|---|---|---|
| 029 10000000 – 029 10009999 | Virgin Media Limited | Allocated | 2000-06-15 |
| 029 11000000 – 029 11009999 | Marathon Telecom Limited | Allocated | 2012-01-25 |
| 029 11100000 – 029 11109999 | BT | Allocated | 2000-10-17 |
| 029 11130000 – 029 11139999 | BT | Allocated | 2005-05-20 |
| 029 11140000 – 029 11149999 | BT | Allocated | 2011-11-25 |
| 029 10010000 – 029 10019999 | Not listed | Protected | Not recorded |
| 029 10020000 – 029 10029999 | Not listed | Protected | Not recorded |
| 029 10030000 – 029 10039999 | Not listed | Protected | Not recorded |
| 029 10040000 – 029 10049999 | Not listed | Protected | Not recorded |
| 029 10050000 – 029 10059999 | Not listed | Protected | Not recorded |
| 029 10060000 – 029 10069999 | Not listed | Protected | Not recorded |
| 029 10070000 – 029 10079999 | Not listed | Protected | Not recorded |
| 029 10080000 – 029 10089999 | Not listed | Protected | Not recorded |
| 029 10090000 – 029 10099999 | Not listed | Protected | Not recorded |
| 029 10100000 – 029 10109999 | Not listed | Protected | Not recorded |
| 029 10110000 – 029 10119999 | Not listed | Protected | Not recorded |
| 029 10120000 – 029 10129999 | Not listed | Protected | Not recorded |
| 029 10130000 – 029 10139999 | Not listed | Protected | Not recorded |
| 029 10140000 – 029 10149999 | Not listed | Protected | Not recorded |
| 029 10150000 – 029 10159999 | Not listed | Protected | Not recorded |
| 029 10160000 – 029 10169999 | Not listed | Protected | Not recorded |
| 029 10170000 – 029 10179999 | Not listed | Protected | Not recorded |
| 029 10180000 – 029 10189999 | Not listed | Protected | Not recorded |
| 029 10190000 – 029 10199999 | Not listed | Protected | Not recorded |
| 029 10200000 – 029 10209999 | Not listed | Protected | Not recorded |
| 029 10210000 – 029 10219999 | Not listed | Protected | Not recorded |
| 029 10220000 – 029 10229999 | Not listed | Protected | Not recorded |
| 029 10230000 – 029 10239999 | Not listed | Protected | Not recorded |
| 029 10240000 – 029 10249999 | Not listed | Protected | Not recorded |
| 029 10250000 – 029 10259999 | Not listed | Protected | Not recorded |
| 029 10260000 – 029 10269999 | Not listed | Protected | Not recorded |
| 029 10270000 – 029 10279999 | Not listed | Protected | Not recorded |
| 029 10280000 – 029 10289999 | Not listed | Protected | Not recorded |
| 029 10290000 – 029 10299999 | Not listed | Protected | Not recorded |
| 029 10300000 – 029 10309999 | Not listed | Protected | Not recorded |
| 029 10310000 – 029 10319999 | Not listed | Protected | Not recorded |
| 029 10320000 – 029 10329999 | Not listed | Protected | Not recorded |
| 029 10330000 – 029 10339999 | Not listed | Protected | Not recorded |
| 029 10340000 – 029 10349999 | Not listed | Protected | Not recorded |
| 029 10350000 – 029 10359999 | Not listed | Protected | Not recorded |
| 029 10360000 – 029 10369999 | Not listed | Protected | Not recorded |
| 029 10370000 – 029 10379999 | Not listed | Protected | Not recorded |
| 029 10380000 – 029 10389999 | Not listed | Protected | Not recorded |
| 029 10390000 – 029 10399999 | Not listed | Protected | Not recorded |
| 029 10400000 – 029 10409999 | Not listed | Protected | Not recorded |
| 029 10410000 – 029 10419999 | Not listed | Protected | Not recorded |
| 029 10420000 – 029 10429999 | Not listed | Protected | Not recorded |
| 029 10430000 – 029 10439999 | Not listed | Protected | Not recorded |
| 029 10440000 – 029 10449999 | Not listed | Protected | Not recorded |
| 029 10450000 – 029 10459999 | Not listed | Protected | Not recorded |
| 029 10460000 – 029 10469999 | Not listed | Protected | Not recorded |
| 029 10470000 – 029 10479999 | Not listed | Protected | Not recorded |
| 029 10480000 – 029 10489999 | Not listed | Protected | Not recorded |
| 029 10490000 – 029 10499999 | Not listed | Protected | Not recorded |
| 029 10500000 – 029 10509999 | Not listed | Protected | Not recorded |
| 029 10510000 – 029 10519999 | Not listed | Protected | Not recorded |
| 029 10520000 – 029 10529999 | Not listed | Protected | Not recorded |
| 029 10530000 – 029 10539999 | Not listed | Protected | Not recorded |
| 029 10540000 – 029 10549999 | Not listed | Protected | Not recorded |
| 029 10550000 – 029 10559999 | Not listed | Protected | Not recorded |
| 029 10560000 – 029 10569999 | Not listed | Protected | Not recorded |
| 029 10570000 – 029 10579999 | Not listed | Protected | Not recorded |
| 029 10580000 – 029 10589999 | Not listed | Protected | Not recorded |
| 029 10590000 – 029 10599999 | Not listed | Protected | Not recorded |
| 029 10600000 – 029 10609999 | Not listed | Protected | Not recorded |
| 029 10610000 – 029 10619999 | Not listed | Protected | Not recorded |
| 029 10620000 – 029 10629999 | Not listed | Protected | Not recorded |
| 029 10630000 – 029 10639999 | Not listed | Protected | Not recorded |
| 029 10640000 – 029 10649999 | Not listed | Protected | Not recorded |
| 029 10650000 – 029 10659999 | Not listed | Protected | Not recorded |
| 029 10660000 – 029 10669999 | Not listed | Protected | Not recorded |
| 029 10670000 – 029 10679999 | Not listed | Protected | Not recorded |
| 029 10680000 – 029 10689999 | Not listed | Protected | Not recorded |
| 029 10690000 – 029 10699999 | Not listed | Protected | Not recorded |
| 029 10700000 – 029 10709999 | Not listed | Protected | Not recorded |
| 029 10710000 – 029 10719999 | Not listed | Protected | Not recorded |
| 029 10720000 – 029 10729999 | Not listed | Protected | Not recorded |
| 029 10730000 – 029 10739999 | Not listed | Protected | Not recorded |
| 029 10740000 – 029 10749999 | Not listed | Protected | Not recorded |
| 029 10750000 – 029 10759999 | Not listed | Protected | Not recorded |
| 029 10760000 – 029 10769999 | Not listed | Protected | Not recorded |
| 029 10770000 – 029 10779999 | Not listed | Protected | Not recorded |
| 029 10780000 – 029 10789999 | Not listed | Protected | Not recorded |
| 029 10790000 – 029 10799999 | Not listed | Protected | Not recorded |
| 029 10800000 – 029 10809999 | Not listed | Protected | Not recorded |
| 029 10810000 – 029 10819999 | Not listed | Protected | Not recorded |
| 029 10820000 – 029 10829999 | Not listed | Protected | Not recorded |
| 029 10830000 – 029 10839999 | Not listed | Protected | Not recorded |
| 029 10840000 – 029 10849999 | Not listed | Protected | Not recorded |
| 029 10850000 – 029 10859999 | Not listed | Protected | Not recorded |
| 029 10860000 – 029 10869999 | Not listed | Protected | Not recorded |
| 029 10870000 – 029 10879999 | Not listed | Protected | Not recorded |
| 029 10880000 – 029 10889999 | Not listed | Protected | Not recorded |
| 029 10890000 – 029 10899999 | Not listed | Protected | Not recorded |
| 029 10900000 – 029 10909999 | Not listed | Protected | Not recorded |
| 029 10910000 – 029 10919999 | Not listed | Protected | Not recorded |
| 029 10920000 – 029 10929999 | Not listed | Protected | Not recorded |
| 029 10930000 – 029 10939999 | Not listed | Protected | Not recorded |
| 029 10940000 – 029 10949999 | Not listed | Protected | Not recorded |
| 029 10950000 – 029 10959999 | Not listed | Protected | Not recorded |
900 more ranges — full list in CSV.
0291 allocation
Blocks whose local number starts with 1 under Cardiff (029): 50,000 allocated numbers in 5 blocks.
- Allocated
- 50,000 numbers · 5 blocks
- Protected
- 9,950,000 numbers · 995 blocks
Holders of 029 1 numbers
BT holds 60.0% of the allocated numbers (30,000 numbers, 3 blocks).
| Holder | Share | Numbers | Blocks | Earliest allocation |
|---|---|---|---|---|
| BT | 60.0% | 30,000 | 3 | 2000-10-17 |
| Marathon Telecom Limited | 20.0% | 10,000 | 1 | 2012-01-25 |
| Virgin Media Limited | 20.0% | 10,000 | 1 | 2000-06-15 |
Weekly changes for 0291
0 block changes from 19 Aug 2026 to 17 Oct 2026. Each week counts a block once.
| From | To | Changed blocks |
|---|---|---|
| 2026-08-19 | 2026-08-26 | 0 |
| 2026-08-26 | 2026-09-02 | 0 |
| 2026-09-02 | 2026-09-09 | 0 |
| 2026-09-09 | 2026-09-16 | 0 |
| 2026-09-16 | 2026-09-24 | 0 |
| 2026-09-24 | 2026-09-30 | 0 |
| 2026-09-30 | 2026-10-07 | 0 |
| 2026-10-07 | 2026-10-17 | 0 |
These numbers belong to 029 Cardiff. Methodology.
0291 source: Ofcom s1.csv, published 14 Oct 2026. Download 029 1 blocks (CSV). Contains Ofcom copyright material.
Source detail · 0291
| Claim | Value | Identifier |
|---|---|---|
| allocated_numbers | 50000 | subcode:029-1:allocated_numbers:fc227d9e:v1 |
| allocated_records | 5 | subcode:029-1:allocated_records:fc227d9e:v1 |
| listed_holders | 3 | subcode:029-1:listed_holders:fc227d9e:v1 |
| area_code | 029 | subcode:029-1:area_code:fc227d9e:v1 |
| first_digit | 1 | subcode:029-1:first_digit:fc227d9e:v1 |
| snapshot_date | 14 Oct 2026 | subcode:029-1:snapshot_date:fc227d9e:v1 |