| Krista Computers | Computer consultant | 925 W River St Suite 9 | Mon–Fri 7:30 AM–5 PM |
| Kristo Orthodontics | Orthodontist | 131 W Central St | Mon–Thu 8 AM–5 PM |
| Kurth Heating & Cooling - Kurth Sheet Metal Inc. | Air conditioning contractor | 4115 123rd St | Mon–Fri 7:30 AM–4 PM |
| La Poblanita Mexican Kitchen | Mexican restaurant | 257 W Prairie View Rd | Fri 11 AM–9 PM |
| Lake Hallie Golf Course / Bar & Restaurant | Golf course | 2196 110th St | Fri 10 AM–10 PM |
| Lake Hallie Memory Care | Care services | 4407 124th St | Daily Open 24 hours |
| Lake Hallie Sportsman's Club | Bar | 2910 109th St | Mon–Thu 10 AM–2 AM |
| Lake Region Trailers | Trailer manufacturer | 13296 County Hwy OO | Mon–Fri 8 AM–4:30 PM |
| Lake Wissota Animal Hospital | Veterinarian | 16915 54th Ave | Mon–Tue 8 AM–5:30 PM |
| Lake Wissota Family Chiropractic | Chiropractor | 107 N Bridge St | Mon 7 AM–12 PM, 2 PM–4:30 PM |
| Lake Wissota Golf & Events | Bar | 16108 97th Ave | Mon–Fri 10 AM–9 PM |
| Lake Wissota State Park | State park | 18127 Co Hwy O | Daily 6 AM–11 PM |
| LakeHouse Chippewa Falls | Retirement community | 2801 Co Hwy I | Daily Open 24 hours |
| Lakeside Charcuterie | Charcuterie | Lone Birch Ln | Fri Open 24 hours |
| Larson Construction Company, Inc. | General contractor | 19681 55th Ave | Mon–Fri 8 AM–4:30 PM |
| Legacy Law Firm, LLC | Attorney | 705 Bay St Suite 1E | Fri 8 AM–12 PM |
| Leinie Lodge | Bar | 124 E Elm St | Mon–Tue 10 AM–6 PM |
| Lemayzing LLC | Juice shop | 312 N Bridge St | Fri 9 AM–6 PM |
| Lencaa Digital Marketing Agency | Marketing agency | 3153 118th St | Mon–Fri 6 AM–11 PM |
| Lifespring Fellowship - Chippewa Falls | Church | 341 W Prairie View Rd | Mon–Tue 8 AM–4 PM |
| Lilydale Dance Hall and Event Venue | Event venue | 6343 County Hwy N | Mon–Fri 9 AM–7 PM |
| Linde Welding Gas & Equipment Center | Welding supply store | 10890 16th Ave | Mon–Fri 8 AM–4:30 PM |
| Loopy's Grill & Saloon | Bar & grill | 10691 County Hwy X | Thu 11 AM–1 AM |
| LTC Rx | Pharmacy | 13 E Spruce St #102 | Mon–Fri 9 AM–6 PM |
| Majestic Shine Exterior Washing | Pressure washing service | 19295 Co Hwy X | Fri 9 AM–7 PM |
| Market on River by Wisconsin Farmers Union | Food court | 128 W River St Ste 103 | Mon–Sat 6:30 AM–8 PM |
| Markquart Auto Body | Auto body shop | 2191 S Prairie View Rd | Mon–Fri 8 AM–5 PM |
| Markquart Buick GMC | Car dealer | 2191 S Prairie View Rd Ste 1 | Mon–Fri 9 AM–6 PM |
| Markquart Cadillac | Car dealer | 2191 S Prairie View Rd | Mon 9 AM–6 PM |
| Markquart Chevrolet | Car dealer | 2191 S Prairie View Rd Ste 3 | Mon–Fri 9 AM–6 PM |
| Markquart Lube-N-Wash | Car wash | 321 W Prairie View Rd #3343 | Mon–Fri 9 AM–5 PM |
| Markquart Motors | Car dealer | 2191 S Prairie View Rd | Mon–Fri 9 AM–6 PM |
| Markquart Motors Service Department | Auto repair shop | 2191 S Prairie View Rd | Mon–Fri 7:30 AM–5:30 PM |
| Markquart RV - Hallie | RV supply store | 11720 22nd Ave | Mon–Thu 8 AM–6 PM |
| Markquart Toyota | Toyota dealer | 1844 Commercial Blvd | Mon–Fri 9 AM–6 PM |
| Markquart Toyota - Service Department | Auto repair shop | 1844 Commercial Blvd | Thu 7 AM–5:30 PM |