This page contains information about which telephone companies the various 02000 numbers are allocated to.
| First Digits | Status | Communications Provider | Number Length | Notes | Change |
|---|---|---|---|---|---|
| 020 0000 | Allocated | Vodafone Ltd (Thus) | (0)+10 | - | 10/05/2010 |
| 020 0001 | Allocated | Citrus Telecommunications Ltd | (0)+10 | - | 30/08/2002 |
| 020 0002 | Allocated | Barritel Limited | (0)+10 | F-Digit '2' | 21/06/2007 |
| 020 0003 | Allocated | Six Degrees Unified Comms Limited | (0)+10 | - | 06/02/2003 |
| 020 0004 | Allocated | Atlas Interactive Group Limited | (0)+10 | - | 22/05/2008 |
| 020 0005 | Allocated | IPV6 Limited | (0)+10 | - | 23/01/2009 |
| 020 0006 | Allocated | Inclarity Communications Ltd | (0)+10 | - | 05/08/1999 |
| 020 0007 | Allocated | Virgin Media Limited | (0)+10 | - | 21/02/2013 |
| 020 0008 | Allocated | Virgin Media Limited | (0)+10 | - | 28/10/2013 |
| 020 0009 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0010 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0011 | Allocated | TalkTalk Communications Limited | (0)+10 | - | 09/10/2003 |
| 020 0012 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0013 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0014 | Allocated | Virgin Media Wholesale Limited | (0)+10 | - | 30/10/2009 |
| 020 0015 | Allocated | Virgin Media Wholesale Limited | (0)+10 | - | 30/10/2009 |
| 020 0016 | Allocated | Virgin Media Wholesale Limited | (0)+10 | - | 30/10/2009 |
| 020 0017 | Allocated | Vodafone Ltd (YC) | (0)+10 | - | 23/04/2004 |
| 020 0018 | Allocated | Vodafone Ltd (YC) | (0)+10 | - | 23/04/2004 |
| 020 0019 | Allocated | Vodafone Ltd (YC) | (0)+10 | - | 23/04/2004 |
| 020 0020 | Allocated | Andrews & Arnold (Numbers) Ltd | (0)+10 | - | 18/05/2010 |
| 020 0021 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0022 | Allocated | Telecom Express Limited | (0)+10 | - | 23/02/2011 |
| 020 0023 | Allocated | United Connect Ltd | (0)+10 | - | 27/04/2000 |
| 020 0024 | Allocated | Vodafone Ltd (C&W) | (0)+10 | - | 04/07/2014 |
| 020 0025 | Allocated | Vodafone Ltd (C&W) | (0)+10 | - | 04/07/2014 |
| 020 0026 | Allocated | Vodafone Ltd (C&W) | (0)+10 | - | 04/07/2014 |
| 020 0027 | Allocated | Vodafone Ltd (C&W) | (0)+10 | - | 04/07/2014 |
| 020 0028 | Allocated | Vodafone Ltd (C&W) | (0)+10 | - | 04/07/2014 |
| 020 0029 | Allocated | Vodafone Ltd (C&W) | (0)+10 | - | 04/07/2014 |
| 020 0030 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0031 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0032 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0033 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0034 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0035 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0036 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0037 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0038 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0039 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0040 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0041 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0042 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0043 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0044 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0045 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0046 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0047 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0048 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0049 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0050 | Allocated | Verizon UK Ltd | (0)+10 | - | 04/08/2005 |
| 020 0051 | Allocated | Verizon UK Ltd | (0)+10 | - | 22/08/2007 |
| 020 0052 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0053 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0054 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0055 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0056 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0057 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0058 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0059 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0060 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0061 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0062 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0063 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0064 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0065 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0066 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0067 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0068 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0069 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0070 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0071 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0072 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0073 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0074 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0075 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0076 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0077 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0078 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0079 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0080 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0081 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0082 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0083 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0084 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0085 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0086 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0087 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0088 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0089 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0090 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0091 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0092 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0093 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0094 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0095 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0096 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0097 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0098 | Free for National Dialling Only | - | (0)+10 | - | - |
| 020 0099 | Free for National Dialling Only | - | (0)+10 | - | - |