| Builders/Plumbers Merchants | Build Center | Bryggen Road, North Lynn Ind Est | King's Lynn | 01553 776666 |
| Builders/Plumbers Merchants | Essex Roofing Supplies | Unit 5 Maple Road | Saddlebow | 01553 764202 |
| Builders/Plumbers Merchants | Jewson Ltd | Acer Road, Saddlebow Ind Est | King's Lynn | 01553 771058 |
| Builders/Plumbers Merchants | Eurocell Building Plastics | Unit 28 Bergen Way, North Lynn Ind Est | King's Lynn | 01553 774677 |
| Builders/Plumbers Merchants | Plastic Building Supplies Ltd | East Coast Business Park, Clenchwarton Road | West Lynn | 01553 772013 |
| Builders/Plumbers Merchants | Howdens Joinery Co | Unit 3 St Andrews Court, Rollesby Road, Hardwick Ind Est | King's Lynn | 01553 772881 |
| Builders/Plumbers Merchants | United Brick & Tile Ltd | Wisbech Road | King's Lynn | 01553 769399 |
| Builders/Plumbers Merchants | Travis Perkins | Hamlin Way, Hardwick Narrows Ind Est | King's Lynn | 01553 692300 |
| Builders/Plumbers Merchants | Plumbase | Unit 2 Rollesby Road, Hardwick Ind Est | King's Lynn | 01553 769699 |
| Builders/Plumbers Merchants | Plumb & Parts Center | Unit 7 Denny Road, Hardwick Ind Est | King's Lynn | 01553 760871 |
| Builders/Plumbers Merchants | Heacham Building Supplies Ltd | 42 Station Road | Heacham | 01485 571367 |
| Builders/Plumbers Merchants | Semba Trading Co Ltd | Station Yard, Station Road | Dersingham | 01485 541394 |
| Builders/Plumbers Merchants | City Plumbing Supplies | Unit 1 St Andrews Court, Rollesby Road, Hardwick Ind Est | King's Lynn | 01553 777323 |
| Builders/Plumbers Merchants | Ridgeons Ltd | School Road | Snettisham | 01485 544300 |
| Builders/Plumbers Merchants | MKM Building Supplies | Hamburg Way, North Lynn Ind Est | King's Lynn | 01553 817830 |
