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National Statistics UPRN Lookup (September 2022) User Guide

• Published by: Office for National Statistics
• Last updated: 11 August 2025

This User Guide contains information about the NSUL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data...

Register of Private Water Supplies in Northern Ireland (15/06/2023)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (15/06/2023)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 15 August 2022

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 21 March 2022

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (31/12/2023)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (30/09/2023)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (30/09/2023)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (31/12/2023)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

ONS UPRN Directory (March 2022) User Guide

• Published by: Office for National Statistics
• Last updated: 11 August 2025

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data...

National Statistics UPRN Lookup (March 2022) User Guide

• Published by: Office for National Statistics
• Last updated: 11 August 2025

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data...

ONS UPRN Directory (October 2017) User Guide

• Published by: Office for National Statistics
• Last updated: 28 April 2018

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at October 2017. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to a range of...

ONS Address Directory (January 2017) User Guide

• Published by: Office for National Statistics
• Last updated: 28 April 2018

This is the User Guide for the ONS Address Directory (ONSAD) for Great Britain as at January 2017. The ONSAD relates the Unique Property Reference Number (UPRN) for each GB address to a range of...

ONS UPRN Directory (August 2017) User Guide

• Published by: Office for National Statistics
• Last updated: 28 April 2018

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at August 2017. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to a range of...

ONS UPRN Directory (July 2017) User Guide

• Published by: Office for National Statistics
• Last updated: 28 April 2018

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at July 2017. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to a range of current...

ONS UPRN Directory (September 2018) User Guide

• Published by: Office for National Statistics
• Last updated: 11 August 2025

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at September 2018. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to a range of...

ONS UPRN Directory (July 2017) User Guide

• Published by: Office for National Statistics
• Last updated: 11 August 2025

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at July 2017. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to a range of current...

ONS UPRN Directory (June 2017) User Guide

• Published by: Office for National Statistics
• Last updated: 11 August 2025

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at June 2017. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to a range of current...