St. Pancras Building Society was a UK building society, which merged with the Portman Building Society in 1993. The Portman then merged with the Nationwide Building Society in 2007.
- ^ "Conversions and Mergers of Building Societies" (PDF). Building Societies Association. January 2007. Archived from the original (PDF) on 24 July 2011. Retrieved 19 June 2010.