Which Geographic Number Porting (GNP) Agreements are in place for PhoneLine+?
The following Geographic Number Porting (GNP) agreements are currently in place for PhoneLine+ :
| Port Agreement | Notes |
| AQL Wholesale Ltd | Previously known as Telephony Services/Gradwell. |
| Affiniti Integrated Solutions Limited | Previously known as KCOM/Windsor Telecom/Nasstar. Excluding Kingston originating numbers in Hull, these would be required to be ported via an IPEX port*. |
| Barritel Limited | Previously known as Skycom. |
| BT Openreach | Openreach for Geographic ports, BT for Non-Geographic ports. |
| Colt Technology Services | Previously known as COLT. |
| Easynet Enterprise Services Limited | Previously known as Viatel/MDNX Enterprise/VTL/GTT. |
| Invoco Ltd | |
| Inclarity Communications Limited. | |
| Lumen Technologies UK Limited | Previously known as CenturyLink/Level3/Global Crossing. |
| Magrathea Telecommunications Limited | |
| Mintaka Limited | Previously known as Dialoga Group. |
| Orange Business Holdings UK Limited | |
| Resilient PLC | Previously known as Smart Numbers. |
| Simwood eSMS Limited | |
| Sky UK Limited | Previously known as BSKYB. Geographic ports only. |
| Spitfire Network Services Limited | Geographic ports only. |
| Storacall Technology Limited | Previously known as X-ON. Geographic ports only. |
| Suretec Systems Ltd | Previously known as Surevoip. Geographic ports only. |
| TalkTalk Communications Limited | Previously known as Opal. TalkTalk do not support single-line, fixed-time ports. All single lines must be placed as Standard. |
| Timico Limited | |
| Verizon UK Limited | Call from Horizon* |
| Virgin Media Limited (Eurobell) | If the losing provider and range holder are Virgin, the losing provider should be set the same as the range holder. |
| Virgin Media Limited (NTL) | As (Eurobell) |
| Virgin Media Limited (Telewest) | As (Eurobell). If the losing provider and range holder are Virgin, the losing provider should be set the same as the range holder. |
| Vodafone Ltd (C&W) | |
| Vodafone Ltd (Energis) | |
| Vodafone Ltd (Thus) | |
| Vodafone Ltd (YC) | |
| VoIP-Un Limited | |
| Voxbone SA | Previously known as Bandwidth. |
| *IPEX porting is not supported by Phoneline+. * Phoneline+ can only be used for single-line geographic ports across all agreements. | |


