This page contains information about which telephone companies the various 03707 numbers are allocated to.
| First Digits | Status | Communications Provider | Change |
|---|---|---|---|
| 0370 700 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 701 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 702 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 703 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 704 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 705 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 706 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 707 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 708 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 709 | Allocated | Virgin Media Wholesale Limited | 10/2009 |
| 0370 710 | Allocated | Vodafone Ltd (C&W) | 07/2014 |
| 0370 711 | Allocated | Vodafone Ltd (C&W) | 07/2014 |
| 0370 712 | Allocated | Vodafone Ltd (C&W) | 07/2014 |
| 0370 713 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 714 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 715 | Protected | - | - |
| 0370 716 | Allocated | TelXL Ltd | 08/2008 |
| 0370 717 | Protected | - | - |
| 0370 718 | Protected | - | - |
| 0370 719 | Allocated | Teledesign Ltd | 08/2008 |
| 0370 720 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 721 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 722 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 723 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 724 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 725 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 726 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 727 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 728 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 729 | Allocated | Daisy Communications Ltd | 06/2007 |
| 0370 730 | Allocated | COLT Technology Services | 04/2007 |
| 0370 731 | Allocated | COLT Technology Services | 04/2007 |
| 0370 732 | Allocated | COLT Technology Services | 04/2007 |
| 0370 733 | Allocated | COLT Technology Services | 04/2007 |
| 0370 734 | Allocated | COLT Technology Services | 04/2007 |
| 0370 735 | Allocated | COLT Technology Services | 04/2007 |
| 0370 736 | Allocated | COLT Technology Services | 04/2007 |
| 0370 737 | Allocated | COLT Technology Services | 04/2007 |
| 0370 738 | Allocated | COLT Technology Services | 04/2007 |
| 0370 739 | Allocated | COLT Technology Services | 04/2007 |
| 0370 740 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 741 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 742 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 743 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 744 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 745 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 746 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 747 | Allocated | TalkTalk Communications Limited | 09/2008 |
| 0370 748 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 749 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0370 750 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 751 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 752 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 753 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 754 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 755 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 756 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 757 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 758 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 759 | Allocated | Vodafone Ltd (Thus) | 06/2007 |
| 0370 760 | Protected | - | - |
| 0370 761 | Allocated | COLT Technology Services | 04/2007 |
| 0370 762 | Protected | - | - |
| 0370 763 | Allocated | COLT Technology Services | 04/2007 |
| 0370 764 | Protected | - | - |
| 0370 765 | Allocated | FleXtel Limited | 04/2007 |
| 0370 766 | Allocated | Nexus Telecommunications Limited | 09/2008 |
| 0370 767 | Allocated | Invomo Ltd | 10/2007 |
| 0370 768 | Protected | - | - |
| 0370 769 | Allocated | Invomo Ltd | 10/2007 |
| 0370 770 | Allocated | Gamma Telecom Holdings Ltd | 02/2008 |
| 0370 771 | Allocated | Invomo Ltd | 10/2007 |
| 0370 772 | Protected | - | - |
| 0370 773 | Protected | - | - |
| 0370 774 | Allocated | Gamma Telecom Holdings Ltd | 02/2008 |
| 0370 775 | Allocated | Vodafone Ltd (Energis) | 04/2007 |
| 0370 776 | Allocated | Invomo Ltd | 10/2007 |
| 0370 777 | Allocated | Gamma Telecom Holdings Ltd | 02/2008 |
| 0370 778 | Protected | - | - |
| 0370 779 | Allocated | Invomo Ltd | 10/2007 |
| 0370 780 | Allocated | Buzz Networks Limited | 08/2008 |
| 0370 781 | Allocated | Buzz Networks Limited | 08/2008 |
| 0370 782 | Protected | - | - |
| 0370 783 | Protected | - | - |
| 0370 784 | Protected | - | - |
| 0370 785 | Allocated | Level 3 Communications UK Limited | 04/2007 |
| 0370 786 | Protected | - | - |
| 0370 787 | Allocated | TalkTalk Communications Limited | 05/2009 |
| 0370 788 | Protected | - | - |
| 0370 789 | Allocated | Vodafone Ltd (Energis) | 04/2007 |
| 0370 790 | Protected | - | - |
| 0370 791 | Protected | - | - |
| 0370 792 | Protected | - | - |
| 0370 793 | Protected | - | - |
| 0370 794 | Allocated | TalkTalk Communications Limited | 04/2014 |
| 0370 795 | Protected | - | - |
| 0370 796 | Protected | - | - |
| 0370 797 | Protected | - | - |
| 0370 798 | Protected | - | - |
| 0370 799 | Protected | - | - |