| 5 | LCCS At Samlesbury C Of E School | School/college/university | South Ribble | PR5 0UE |
| 5 | Lancashire Catering (Applebee Wood) | Hospitals/Childcare/Caring Premises | South Ribble | PR5 5SS |
| 5 | Lancashire Catering (Bamber Bridge St Aidan's CofE Primary) | School/college/university | South Ribble | PR5 6GX |
| 5 | Lancashire Catering (Coupe Green Primary School) | School/college/university | South Ribble | PR5 0JR |
| 5 | Lancashire Catering (Cuerden Church School Bamber Bridge) | School/college/university | South Ribble | PR5 6ED |
| 5 | Lancashire Catering (Higher Walton C Of E Primary School) | School/college/university | South Ribble | PR5 4FE |
| 5 | Lancashire Catering (Our Lady and St Gerard's Rc Primary Sch | School/college/university | South Ribble | PR5 5TB |
| 5 | Lancashire Catering (St Mary and St Benedict's Roman Catholi | School/college/university | South Ribble | PR5 6TA |
| 5 | Lancashire Catering (St Patrick's Roman Catholic Primary Sch | School/college/university | South Ribble | PR5 4HD |
| 5 | Lancashire Catering (Walton-Le-Dale Primary School) | Hospitals/Childcare/Caring Premises | South Ribble | PR5 4TD |
| 5 | Lancashire Catering (Walton-Le-Dale. St Leonard's C Of E Pri | School/college/university | South Ribble | PR5 4JL |
| 5 | Lancs and York's | Pub/bar/nightclub | South Ribble | PR5 6LD |
| 5 | Laurels Cafe and Catering | Restaurant/Cafe/Canteen | South Ribble | PR5 4DJ |
| 5 | Lavender and Thyme Artisan Catering | Other catering premises | South Ribble | PR5 6FL |
| 5 | Leyland Lion | Pub/bar/nightclub | South Ribble | PR5 1SP |
| 3 | Liz's Kitchen | Takeaway/sandwich shop | South Ribble | PR5 |
| 5 | Lolipops | Retailers - other | South Ribble | PR5 6QP |
| 5 | Londis | Retailers - other | South Ribble | PR5 4TD |
| 1 | Londis | Retailers - other | South Ribble | PR5 0JH |
| 5 | Londis Walton Service Station (MFG) | Retailers - other | South Ribble | PR5 4BA |
| 5 | Lostock Ale House | Pub/bar/nightclub | South Ribble | PR5 5RU |
| 5 | Lostock Hall Conservative Club | Pub/bar/nightclub | South Ribble | PR5 5AA |
| 5 | Lostock Hall Kebab House | Takeaway/sandwich shop | South Ribble | PR5 5RU |
| 5 | Lostock Lodge Residential Care Home | Hospitals/Childcare/Caring Premises | South Ribble | PR5 5AP |
| 3 | M & J Stationary Store | Retailers - other | South Ribble | PR5 6TP |
| 5 | Marj & Retas Kitchen | Takeaway/sandwich shop | South Ribble | PR5 5UL |
| 3 | Masala | Takeaway/sandwich shop | South Ribble | PR5 4DJ |
| Awaiting | Masala Preston LTD | Restaurant/Cafe/Canteen | South Ribble | PR5 4DJ |
| 5 | Masons Baker and Confectioners | Retailers - other | South Ribble | PR5 6QD |
| 5 | McDonalds Restaurants Ltd | Restaurant/Cafe/Canteen | South Ribble | PR5 4AW |
| 5 | Meadow Bank | Hospitals/Childcare/Caring Premises | Chorley | PR5 8LN |
| Exempt | Meadow Lodge | Hospitals/Childcare/Caring Premises | Chorley | PR5 |
| 5 | Med3tapas Bamber Bridge | Restaurant/Cafe/Canteen | South Ribble | PR5 6LE |
| 5 | Mercer's Traditional Meats | Retailers - other | South Ribble | PR5 6LF |
| 5 | Mimmo's Pizza | Takeaway/sandwich shop | South Ribble | PR5 5RX |
| 4 | Morrisons Daily | Retailers - other | Chorley | PR5 8ES |
| 5 | Moss Lane Pre-School | School/college/university | South Ribble | PR5 5BT |
| 5 | Mrs Ratty's Baking Co | Other catering premises | South Ribble | PR5 |
| 5 | Nabs Head | Restaurant/Cafe/Canteen | South Ribble | PR5 0UQ |
| 5 | Nabzy | Takeaway/sandwich shop | South Ribble | PR5 6QS |
| 5 | Nabzys Chikan | Takeaway/sandwich shop | South Ribble | PR5 6QS |
| 5 | Net Bar | Pub/bar/nightclub | South Ribble | PR5 0FD |
| 5 | New Day Church | Other catering premises | South Ribble | PR5 5HR |
| 5 | New Day Church Foodbank | Retailers - other | South Ribble | PR5 5HR |
| Awaiting | Nick's Desi House | Retailers - other | South Ribble | PR5 |
| 5 | Nuffield Gym | Restaurant/Cafe/Canteen | South Ribble | PR5 4AW |
| 5 | Nuttall's Retail | Other catering premises | Chorley | PR5 |
| Exempt | OQO/DISO | Manufacturers/packers | South Ribble | PR5 8AR |
| 5 | Oakmount Day Nursery | Hospitals/Childcare/Caring Premises | South Ribble | PR5 6AN |
| 5 | Old Oak Service Station | Retailers - other | South Ribble | PR5 0JE |