01183 area code: Reading numbers starting 0118 3
01183 is not a separate area code. It is Reading (0118) followed by local numbers starting 3.
840,000 numbers are allocated in 84 blocks to 63 listed holders (Ofcom, 14 Oct 2026).
Check a 01183 number privately
Number ranges registered under 0118 3
| Number range | Listed holder | Status | Allocation date |
|---|---|---|---|
| 0118 3000000 – 0118 3009999 | TalkTalk Communications Limited | Allocated | 2013-10-14 |
| 0118 3030000 – 0118 3039999 | GTT-EMEA LTD | Allocated | 2021-10-13 |
| 0118 3040000 – 0118 3049999 | BT | Allocated | 2015-01-27 |
| 0118 3050000 – 0118 3059999 | TelXL Limited | Allocated | 2005-04-25 |
| 0118 3060000 – 0118 3069999 | Served Up Limited | Allocated | 2008-06-03 |
| 0118 3070000 – 0118 3079999 | Flextel Limited | Allocated | 2005-06-17 |
| 0118 3080000 – 0118 3089999 | Connect Telecom UK Limited | Allocated | 2005-04-18 |
| 0118 3090000 – 0118 3099999 | Six Degrees Technology Group Limited | Allocated | 2020-04-06 |
| 0118 3100000 – 0118 3109999 | (AQ) LIMITED | Allocated | 2012-09-10 |
| 0118 3110000 – 0118 3119999 | Net-Work Internet Ltd | Allocated | 2007-10-30 |
| 0118 3130000 – 0118 3139999 | VoIP-Un Limited | Allocated | 2007-10-24 |
| 0118 3140000 – 0118 3149999 | Nationwide Telephone Assistance Ltd | Allocated | 2007-10-15 |
| 0118 3150000 – 0118 3159999 | Voxbone SA | Allocated | 2007-11-22 |
| 0118 3160000 – 0118 3169999 | Digital Space Group Limited | Allocated | 2007-11-29 |
| 0118 3170000 – 0118 3179999 | Digital Space Group Limited | Allocated | 2016-03-15 |
| 0118 3190000 – 0118 3199999 | ETC Telecom Limited | Allocated | 2008-02-06 |
| 0118 3200000 – 0118 3209999 | Linear Telecoms Limited | Allocated | 2010-10-01 |
| 0118 3210000 – 0118 3219999 | Magrathea Telecommunications Limited | Allocated | 2003-02-17 |
| 0118 3220000 – 0118 3229999 | Vodafone Ltd (C&W) | Allocated | 2013-07-30 |
| 0118 3230000 – 0118 3239999 | Vodafone Ltd (C&W) | Allocated | 2013-07-30 |
| 0118 3240000 – 0118 3249999 | AQL Wholesale Ltd | Allocated | 2004-10-29 |
| 0118 3250000 – 0118 3259999 | TGL Services (UK) Ltd | Allocated | 2015-02-02 |
| 0118 3260000 – 0118 3269999 | BT | Allocated | 2004-12-23 |
| 0118 3270000 – 0118 3279999 | TalkTalk Communications Limited | Allocated | 2005-05-25 |
| 0118 3280000 – 0118 3289999 | WAVECREST NETWORKS LIMITED | Allocated | 2019-12-16 |
| 0118 3290000 – 0118 3299999 | GCI Network Solutions Limited | Allocated | 2017-04-20 |
| 0118 3300000 – 0118 3309999 | Reality Network Services Limited | Allocated | 2005-07-18 |
| 0118 3310000 – 0118 3319999 | Digitech Solutions Global Limited | Allocated | 2012-06-26 |
| 0118 3320000 – 0118 3329999 | VoiceHost Limited | Allocated | 2010-06-22 |
| 0118 3330000 – 0118 3339999 | IV Response Limited | Allocated | 2005-07-04 |
| 0118 3340000 – 0118 3349999 | BT | Allocated | 2013-10-24 |
| 0118 3350000 – 0118 3359999 | Digital Mail Limited | Allocated | 2006-01-13 |
| 0118 3360000 – 0118 3369999 | TTNC Limited | Allocated | 2013-11-25 |
| 0118 3370000 – 0118 3379999 | Virgin Media Limited | Allocated | 2006-05-12 |
| 0118 3380000 – 0118 3389999 | Gamma Telecom Holdings Limited | Allocated | 2017-11-20 |
| 0118 3390000 – 0118 3399999 | Citrus Telecommunications Ltd | Allocated | 2005-08-02 |
| 0118 3400000 – 0118 3409999 | Digital Space Group Limited | Allocated | 2016-04-12 |
| 0118 3410000 – 0118 3419999 | Alphatalk Limited | Allocated | 2014-01-31 |
| 0118 3420000 – 0118 3429999 | Fuse 2 Communications Ltd | Allocated | 2024-01-22 |
| 0118 3430000 – 0118 3439999 | Sky UK Limited | Allocated | 2015-06-19 |
| 0118 3440000 – 0118 3449999 | Barritel Limited | Allocated | 2006-02-13 |
| 0118 3460000 – 0118 3469999 | Vodafone Ltd (C&W) | Allocated | 2013-06-18 |
| 0118 3470000 – 0118 3479999 | Virgin Media Limited | Allocated | 2014-10-24 |
| 0118 3480000 – 0118 3489999 | Sky UK Limited | Allocated | 2013-06-20 |
| 0118 3490000 – 0118 3499999 | Voicetec Systems Ltd | Allocated | 2006-06-22 |
| 0118 3500000 – 0118 3509999 | Commi Holdings Limited | Allocated | 2016-11-21 |
| 0118 3510000 – 0118 3519999 | TelNG Limited | Allocated | 2007-02-26 |
| 0118 3520000 – 0118 3529999 | Localphone Limited | Allocated | 2007-04-24 |
| 0118 3530000 – 0118 3539999 | Vodafone Ltd (C&W) | Allocated | 2020-04-22 |
| 0118 3540000 – 0118 3549999 | Orange Business Holdings UK Limited | Allocated | 2013-02-26 |
| 0118 3550000 – 0118 3559999 | Tuxtel Ltd | Allocated | 2009-11-06 |
| 0118 3570000 – 0118 3579999 | Andrews & Arnold Ltd | Allocated | 2006-10-13 |
| 0118 3580000 – 0118 3589999 | Resilient Limited | Allocated | 2006-11-29 |
| 0118 3590000 – 0118 3599999 | Voiceflex Limited | Allocated | 2007-07-26 |
| 0118 3600000 – 0118 3609999 | Telecom2 Limited | Allocated | 2009-09-01 |
| 0118 3620000 – 0118 3629999 | Vodafone Ltd (C&W) | Allocated | 2013-07-30 |
| 0118 3640000 – 0118 3649999 | Nodemax Limited | Allocated | 2008-05-21 |
| 0118 3650000 – 0118 3659999 | Pulsant (Scotland) Limited | Allocated | 2009-02-17 |
| 0118 3670000 – 0118 3679999 | TalkTalk Communications Limited | Allocated | 2013-02-14 |
| 0118 3680000 – 0118 3689999 | Solutios Limited | Allocated | 2008-08-19 |
| 0118 3700000 – 0118 3709999 | Colt Technology Services | Allocated | 1998-09-28 |
| 0118 3710000 – 0118 3719999 | Daisy Communications Ltd | Allocated | 2011-12-15 |
| 0118 3720000 – 0118 3729999 | DRD Communications Limited | Allocated | 2023-10-05 |
| 0118 3730000 – 0118 3739999 | Vodafone Ltd (C&W) | Allocated | 2013-07-30 |
| 0118 3740000 – 0118 3749999 | Virgin Media Limited | Allocated | 2003-02-17 |
| 0118 3750000 – 0118 3759999 | Virgin Media Limited | Allocated | 2000-05-05 |
| 0118 3760000 – 0118 3769999 | Virgin Media Limited | Allocated | 1999-09-17 |
| 0118 3770000 – 0118 3779999 | Virgin Media Limited | Allocated | 1998-05-29 |
| 0118 3780000 – 0118 3789999 | Vodafone Ltd (C&W) | Allocated | 2019-04-01 |
| 0118 3790000 – 0118 3799999 | Syntec Limited | Allocated | 2004-10-18 |
| 0118 3800000 – 0118 3809999 | Inet Telecoms Ltd (Voipfone) | Allocated | 2008-08-08 |
| 0118 3810000 – 0118 3819999 | 24 Seven Cloud Communications Ltd | Allocated | 2019-09-30 |
| 0118 3840000 – 0118 3849999 | Telappliant Limited | Allocated | 2009-02-03 |
| 0118 3850000 – 0118 3859999 | TeleWare Group Limited | Allocated | 2013-02-21 |
| 0118 3860000 – 0118 3869999 | Mars Communications Limited | Allocated | 2009-02-05 |
| 0118 3870000 – 0118 3879999 | Wifinity Limited | Allocated | 2009-02-20 |
| 0118 3880000 – 0118 3889999 | Andrews & Arnold (Numbers) Ltd | Allocated | 2009-02-24 |
| 0118 3890000 – 0118 3899999 | Nexus Telecommunications Limited | Allocated | 2009-04-07 |
| 0118 3900000 – 0118 3909999 | Dynamic Mobile Billing Limited | Allocated | 2009-04-09 |
| 0118 3910000 – 0118 3919999 | Magrathea Telecommunications Limited | Allocated | 2010-05-05 |
| 0118 3940000 – 0118 3949999 | Gamma Telecom Holdings Limited | Allocated | 2021-12-21 |
| 0118 3950000 – 0118 3959999 | Hello Telecom (UK) Limited | Allocated | 2009-07-20 |
| 0118 3960000 – 0118 3969999 | CFL Communications Ltd | Allocated | 2009-07-07 |
| 0118 3980000 – 0118 3989999 | GCI Network Solutions Limited | Allocated | 2017-04-19 |
| 0118 3010000 – 0118 3019999 | Not listed | Protected | Not recorded |
| 0118 3020000 – 0118 3029999 | Not listed | Protected | Not recorded |
| 0118 3120000 – 0118 3129999 | Not listed | Protected | Not recorded |
| 0118 3180000 – 0118 3189999 | Not listed | Protected | Not recorded |
| 0118 3450000 – 0118 3459999 | Not listed | Protected | Not recorded |
| 0118 3560000 – 0118 3569999 | Not listed | Protected | Not recorded |
| 0118 3610000 – 0118 3619999 | Not listed | Protected | Not recorded |
| 0118 3630000 – 0118 3639999 | Not listed | Protected | Not recorded |
| 0118 3660000 – 0118 3669999 | Not listed | Protected | Not recorded |
| 0118 3690000 – 0118 3699999 | Not listed | Protected | Not recorded |
| 0118 3820000 – 0118 3829999 | Not listed | Protected | Not recorded |
| 0118 3830000 – 0118 3839999 | Not listed | Quarantined | Not recorded |
| 0118 3920000 – 0118 3929999 | Not listed | Protected | Not recorded |
| 0118 3930000 – 0118 3939999 | Not listed | Quarantined | Not recorded |
| 0118 3970000 – 0118 3979999 | Not listed | Protected | Not recorded |
| 0118 3990000 – 0118 3999999 | Not listed | Protected | Not recorded |
01183 allocation
Blocks whose local number starts with 3 under Reading (0118): 840,000 allocated numbers in 84 blocks.
- Allocated
- 840,000 numbers · 84 blocks
- Protected
- 140,000 numbers · 14 blocks
- Quarantined
- 20,000 numbers · 2 blocks
Holders of 0118 3 numbers
Vodafone Ltd (C&W) holds 7.7% of the allocated numbers (70,000 numbers, 7 blocks).
| Holder | Share | Numbers | Blocks | Earliest allocation |
|---|---|---|---|---|
| Vodafone Ltd (C&W) | 7.7% | 70,000 | 7 | 2013-06-18 |
| Virgin Media Limited | 7.1% | 60,000 | 6 | 1998-05-29 |
| BT | 3.6% | 30,000 | 3 | 2004-12-23 |
| Digital Space Group Limited | 3.6% | 30,000 | 3 | 2007-11-29 |
| TalkTalk Communications Limited | 3.6% | 30,000 | 3 | 2005-05-25 |
| GCI Network Solutions Limited | 2.4% | 20,000 | 2 | 2017-04-19 |
| Gamma Telecom Holdings Limited | 2.4% | 20,000 | 2 | 2017-11-20 |
| Magrathea Telecommunications Limited | 2.4% | 20,000 | 2 | 2003-02-17 |
| Sky UK Limited | 2.4% | 20,000 | 2 | 2013-06-20 |
| (AQ) LIMITED | 1.2% | 10,000 | 1 | 2012-09-10 |
| 24 Seven Cloud Communications Ltd | 1.2% | 10,000 | 1 | 2019-09-30 |
| AQL Wholesale Ltd | 1.2% | 10,000 | 1 | 2004-10-29 |
| Alphatalk Limited | 1.2% | 10,000 | 1 | 2014-01-31 |
| Andrews & Arnold (Numbers) Ltd | 1.2% | 10,000 | 1 | 2009-02-24 |
| Andrews & Arnold Ltd | 1.2% | 10,000 | 1 | 2006-10-13 |
| Barritel Limited | 1.2% | 10,000 | 1 | 2006-02-13 |
| CFL Communications Ltd | 1.2% | 10,000 | 1 | 2009-07-07 |
| Citrus Telecommunications Ltd | 1.2% | 10,000 | 1 | 2005-08-02 |
| Colt Technology Services | 1.2% | 10,000 | 1 | 1998-09-28 |
| Commi Holdings Limited | 1.2% | 10,000 | 1 | 2016-11-21 |
| Connect Telecom UK Limited | 1.2% | 10,000 | 1 | 2005-04-18 |
| DRD Communications Limited | 1.2% | 10,000 | 1 | 2023-10-05 |
| Daisy Communications Ltd | 1.2% | 10,000 | 1 | 2011-12-15 |
| Digital Mail Limited | 1.2% | 10,000 | 1 | 2006-01-13 |
| Digitech Solutions Global Limited | 1.2% | 10,000 | 1 | 2012-06-26 |
| Dynamic Mobile Billing Limited | 1.2% | 10,000 | 1 | 2009-04-09 |
| ETC Telecom Limited | 1.2% | 10,000 | 1 | 2008-02-06 |
| Flextel Limited | 1.2% | 10,000 | 1 | 2005-06-17 |
| Fuse 2 Communications Ltd | 1.2% | 10,000 | 1 | 2024-01-22 |
| GTT-EMEA LTD | 1.2% | 10,000 | 1 | 2021-10-13 |
| Hello Telecom (UK) Limited | 1.2% | 10,000 | 1 | 2009-07-20 |
| IV Response Limited | 1.2% | 10,000 | 1 | 2005-07-04 |
| Inet Telecoms Ltd (Voipfone) | 1.2% | 10,000 | 1 | 2008-08-08 |
| Linear Telecoms Limited | 1.2% | 10,000 | 1 | 2010-10-01 |
| Localphone Limited | 1.2% | 10,000 | 1 | 2007-04-24 |
| Mars Communications Limited | 1.2% | 10,000 | 1 | 2009-02-05 |
| Nationwide Telephone Assistance Ltd | 1.2% | 10,000 | 1 | 2007-10-15 |
| Net-Work Internet Ltd | 1.2% | 10,000 | 1 | 2007-10-30 |
| Nexus Telecommunications Limited | 1.2% | 10,000 | 1 | 2009-04-07 |
| Nodemax Limited | 1.2% | 10,000 | 1 | 2008-05-21 |
| Orange Business Holdings UK Limited | 1.2% | 10,000 | 1 | 2013-02-26 |
| Pulsant (Scotland) Limited | 1.2% | 10,000 | 1 | 2009-02-17 |
| Reality Network Services Limited | 1.2% | 10,000 | 1 | 2005-07-18 |
| Resilient Limited | 1.2% | 10,000 | 1 | 2006-11-29 |
| Served Up Limited | 1.2% | 10,000 | 1 | 2008-06-03 |
| Six Degrees Technology Group Limited | 1.2% | 10,000 | 1 | 2020-04-06 |
| Solutios Limited | 1.2% | 10,000 | 1 | 2008-08-19 |
| Syntec Limited | 1.2% | 10,000 | 1 | 2004-10-18 |
| TGL Services (UK) Ltd | 1.2% | 10,000 | 1 | 2015-02-02 |
| TTNC Limited | 1.2% | 10,000 | 1 | 2013-11-25 |
| TelNG Limited | 1.2% | 10,000 | 1 | 2007-02-26 |
| TelXL Limited | 1.2% | 10,000 | 1 | 2005-04-25 |
| Telappliant Limited | 1.2% | 10,000 | 1 | 2009-02-03 |
| TeleWare Group Limited | 1.2% | 10,000 | 1 | 2013-02-21 |
| Telecom2 Limited | 1.2% | 10,000 | 1 | 2009-09-01 |
| Tuxtel Ltd | 1.2% | 10,000 | 1 | 2009-11-06 |
| VoIP-Un Limited | 1.2% | 10,000 | 1 | 2007-10-24 |
| VoiceHost Limited | 1.2% | 10,000 | 1 | 2010-06-22 |
| Voiceflex Limited | 1.2% | 10,000 | 1 | 2007-07-26 |
| Voicetec Systems Ltd | 1.2% | 10,000 | 1 | 2006-06-22 |
| Voxbone SA | 1.2% | 10,000 | 1 | 2007-11-22 |
| WAVECREST NETWORKS LIMITED | 1.2% | 10,000 | 1 | 2019-12-16 |
| Wifinity Limited | 1.2% | 10,000 | 1 | 2009-02-20 |
Weekly changes for 01183
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 0118 Reading. Methodology.
01183 source: Ofcom s1.csv, published 14 Oct 2026. Download 0118 3 blocks (CSV). Contains Ofcom copyright material.
Source detail · 01183
| Claim | Value | Identifier |
|---|---|---|
| allocated_numbers | 840000 | subcode:0118-3:allocated_numbers:fc227d9e:v1 |
| allocated_records | 84 | subcode:0118-3:allocated_records:fc227d9e:v1 |
| listed_holders | 63 | subcode:0118-3:listed_holders:fc227d9e:v1 |
| area_code | 0118 | subcode:0118-3:area_code:fc227d9e:v1 |
| first_digit | 3 | subcode:0118-3:first_digit:fc227d9e:v1 |
| snapshot_date | 14 Oct 2026 | subcode:0118-3:snapshot_date:fc227d9e:v1 |