| Laurance Armour Day School | 630 S Ashland Ave, Chicago, IL 60607 | Center |
| Lawn Manor School Preschool | 4300 W 108th Pl, Oak Lawn, IL 60453 | Preschool |
| Lawndale Community Day Care | 1800 S Lawndale Ave, Chicago, IL 60623 | Center |
| Lawndale Elementary Community Academy Preschool | 3500 W Douglas Blvd, Chicago, IL 60623 | Preschool |
| Learn Charter School | 1132 S Homan Ave, Chicago, IL 60624 | Preschool |
| Learning Circle | 4250 W 63rd St, Chicago, IL 60629 | Center |
| Learning Network Preschool | 5911 W Midway Park, Chicago, IL 60644 | Preschool |
| Lee Elementary School Preschool | 6448 S Tripp Ave, Chicago, IL 60629 | Preschool |
| Lee's Child Care Center | 1400 W Roosevelt Rd, Broadview, IL 60155 | Center |
| Lee's Child Care Center II | 1420 W Roosevelt Rd, Broadview, IL 60155 | Center |
|
| Lee's Cuddles N Care | 6106 W North Ave, Chicago, IL 60639 | Center |
| Legacy Elementary Charter School Preschool | 4217 W 18th St, Chicago, IL 60623 | Preschool |
| Leland Elementary School Preschool | 5221 W Congress Pkwy, Chicago, IL 60644 | Preschool |
| Lenart Elementary Regional Gifted Center Preschool | 8101 S La Salle St, Chicago, IL 60620 | Preschool |
| Les Finch Learning Tree Day Nursery School | 4217 W 16th St, Chicago, IL 60623 | Center |
| Let's Play Child Care Center | 6041 W 26th St, Cicero, IL 60804 | Center |
| Lewis Elementary School Preschool | 1431 N Leamington Av, Chicago, IL 60651 | Preschool |
| Lexington Elementary School Preschool | 415 Lexington St, Maywood, IL 60153 | Preschool |
| Libby Elementary School Preschool | 5300 S Loomis Blvd, Chicago, IL 60609 | Preschool |
| Liberty Elementary School Preschool | 4946 W 13th St, Cicero, IL 60804 | Preschool |
| Lincoln Elementary School Preschool | 511 Park Ave, River Forest, IL 60305 | Preschool |
| Lincoln Elementary School Preschool | 811 Chicago Ave, Maywood, IL 60153 | Preschool |
| Lincoln Elementary School Preschool | 4300 Grove Ave, Brookfield, IL 60513 | Preschool |
| Lincoln Park Cooperative Nursery School | 1753 N Fern Ct, Chicago, IL 60614 | Preschool |
| Lincoln Park Preparatory | 108 W Germania Pl, Chicago, IL 60610 | Preschool |
| Lincoln Square Day Care | 4754 N Leavitt St, Chicago, IL 60625 | Center |
| Lindop Elementary School Preschool | 2400 S 18th Ave, Broadview, IL 60155 | Preschool |
| Linne Elementary School Preschool | 3221 N Sacramento Av, Chicago, IL 60618 | Preschool |
| Little Achievers Child Care Develop Center | 539 Bellwood Ave, Bellwood, IL 60104 | Center |
| Little Angels | 5117 N Lincoln Ave, Chicago, IL 60625 | Preschool |
| Little Angels Family Daycare | 6701 S Emerald Ave, Chicago, IL 60621 | Center |
| Little Angels Learning Center | 4247 N Austin Ave, Chicago, IL 60634 | Center |
| Little Beginnings Daycare | 847 Madison St, Oak Park, IL 60302 | Center |
| Little Folks Cottage | 5926 W Madison St # 30, Chicago, IL 60644 | Center |
| Little Folks Day Care | 364 E 87th Pl, Chicago, IL 60619 | Center |
| Little Fox Day Care Center | 5014 N Lincoln Ave, Chicago, IL 60625 | Center |
| Little Giant's Child Care Center | 3863 W Harrison St, Chicago, IL 60624 | Center |
| Little Green Tree House | 118 S Ashland Ave, Chicago, IL 60607 | Preschool |
| Little Hands Child Creative Center | 7146 S Ashland Ave # 48, Chicago, IL 60636 | Center |
| Little Hands and Feet Learning Center | 1803 W 95th St, Chicago, IL 60643 | Center |
| Little Kids Village Learning | 2845 W. 71st., Chicago, IL 60629 | Preschool |
| Little Kids Village Learning II | 2656 W. 71st, Chicago, IL 60629 | Preschool |
| Little Lamb Scholastic Academy | 10126 S Western Ave, Chicago, IL 60643 | Center |
| Little Learner's Day Care | 6255 S Mayfield Ave, Chicago, IL 60638 | Center |
| Little Legends Preschool Centers | 206 Chicago Ave # 208, Oak Park, IL 60302 | Preschool |
| Little Miracle Child Care | 3811 W Chicago Ave, Chicago, IL 60651 | Center |
| Little People Institute | 117 E 87th St, Chicago, IL 60619 | Center |
| Little People Learning II | 5650 S Woodlawn Ave, Chicago, IL 60637 | Center |
| Little People Montessori Academy | 7942 Ogden Ave, Lyons, IL 60534 | Center |
| Little Peoples Academy of Arts & Education | 12 N Catherine Ave, La Grange, IL 60525 | Preschool |
| Little Peoples Country | 211 W Hillgrove Ave, La Grange, IL 60525 | Preschool |
| Little Peoples Institute Day Care Center | 117 E 87th St, Chicago, IL 60619 | Center |
| Little Scholars Learning Center | 6116 W Irving Park Rd, Chicago, IL 60634 | Center |
| Little Shepherd Day Care | 24 N Hillside Ave, Hillside, IL 60162 | Center |
| Little Shepherd Pre-School | Po Box 42754, Evergreen Park, IL 60805 | Preschool |
| Little Shepherds Academy | Po Box 70, Forest Park, IL 60130 | Center |
| Little Steps Child Care & Development Center | 6108 S Harlem Ave, Summit Argo, IL 60501 | Center |
| Little Tykes II Day Care | 1723 W 35th St, Chicago, IL 60609 | Center |
| Little Tykes Pre-School | 1711 W 35th St, Chicago, IL 60609 | Preschool |
| Little Village Elementary School Preschool | 2620 S Lawndale Ave, Chicago, IL 60623 | Preschool |
| Little World Day Care Center | Po Box 369071, Chicago, IL 60636 | Center |
| Living Witness Learning Daycare Center | 4159 N Laramie Ave, Chicago, IL 60641 | Center |
| Living Word Christian Academy Preschool | 501 Bellwood Ave, Bellwood, IL 60104 | Preschool |
| Liz-ney Land Learning Center II | 6915 29th St, Berwyn, IL 60402 | Center |
| Liz-ney-land Learning Center | 6915 29th St, Berwyn, IL 60402 | Center |
| Lloyd Elementary School Preschool | 2103 N Lamon Ave, Chicago, IL 60639 | Preschool |
| Locke J Elementary School Preschool | 2845 N Newcastle Ave, Chicago, IL 60634 | Preschool |
| Locke A Elementary Charter Academy | 3141 W Jackson Blvd, Chicago, IL 60612 | Preschool |
| Lolly-pop Nursery School & Kindergarten | 9308 S Ashland Ave, Chicago, IL 60620 | Preschool |
| Lolly-pop Nursery School and Kindergarten | 1656 W 87th St, Chicago, IL 60620 | Preschool |
| Longfellow Elementary School Preschool | 715 Highland Ave, Oak Park, IL 60304 | Preschool |
| Loop Learning Center | 2001 S Michigan Ave, Chicago, IL 60616 | Preschool |
| Lordanchild Christian Day Care | 3344 W 79th St, Chicago, IL 60652 | Preschool |
| Los Pequenos Angelitos | 3711 W 55th St, Chicago, IL 60632 | Center |
| Lots of Love Preschool Academy | 1139 W. 79th St, Chicago, IL 60620 | Preschool |
| Love Faith and Praise Academy Preschool | 6948 S Stewart Ave, Chicago, IL 60621 | Preschool |
| Love Is Caring Day Care Center | 6732 S Bell Ave, Chicago, IL 60636 | Center |
| Love N Learn Academy | 723 E 75th St # 25, Chicago, IL 60619 | Center |
| Lovebugs Toddler Programs and Preschool | 1327 N Larrabee St, Chicago, IL 60610 | Preschool |
| Lovett Elementary School Preschool | 6333 W Bloomingdale, Chicago, IL 60639 | Preschool |
| Loving Hands Preschool of Hope | 6455 Joliet Rd, La Grange, IL 60525 | Preschool |
| Loving Touch Daycare Providers | 1929 N Harlem Ave, Elmwood Park, IL 60707 | Center |
| Lowell Elementary School Preschool | 3320 W Hirsch St, Chicago, IL 60651 | Preschool |
| Lozano Elementary Bilingual & International Center Preschool | 1424 N Cleaver St, Chicago, IL 60642 | Preschool |
| Luna Park Nursery School & Kindergarten | 3250 W Foster Ave, Chicago, IL 60625 | Preschool |
| Lutheran Day Nursery | 1802 N Fairfield Ave, Chicago, IL 60647 | Preschool |
| Lycee Francais De Chicago Preschool | 613 W Bittersweet Pl, Chicago, IL 60613 | Preschool |
| Lydia Learn and Care | 4300 W Irving Park Rd, Chicago, IL 60641 | Preschool |
| M.O.L. Infant Academy | 2519 W 79th St, Chicago, IL 60652 | Center |
| MNA New Birth Headstart | 1073 W Maxwell St, Chicago, IL 60608 | Preschool |
| MNA St John of God In Christ | 5701 West Midway Park, Chicago, IL 60608 | Preschool |
| Maddock Elementary School Preschool | 8258 Sayre Ave, Burbank, IL 60459 | Preschool |
| Madison Elementary School Preschool | 7433 S Dorchester Av, Chicago, IL 60619 | Preschool |
| Magnet Pre-School and Kindergarten | 9528 S Halsted St # 30, Chicago, IL 60628 | Preschool |
| Malcolm X College Child Development Center | 1900 W Van Buren St, Chicago, IL 60612 | Center |
| Manierre Elementary School Preschool | 1420 N Hudson Ave, Chicago, IL 60610 | Preschool |
| Maple Tree Child Learning Center | 446 S 13th Ave, Maywood, IL 60153 | Center |
| Marconi Elementary Community Academy Preschool | 230 N Kolmar Ave, Chicago, IL 60624 | Preschool |
| Marcy-Newberry Association Austin Town Hall | 5610 W Lake St, Chicago, IL 60644 | Preschool |
| Marcy-Newberry Association FOSCO | 1342 South Racine Avenue, Chicago, IL 60608 | Preschool |