| Mariahs Learning Center | Po Box 278359, Riverdale, IL 60827 | Center |
| Marillac Social Center | 212 S Francisco Ave, Chicago, IL 60612 | Preschool |
| Marquette Elementary School Preschool | 6550 S Richmond St, Chicago, IL 60629 | Preschool |
| Marsh Elementary School Preschool | 9822 S Exchange Ave, Chicago, IL 60617 | Preschool |
| Mary Sears Children's Academy | 1255 S State St, Chicago, IL 60605 | Center |
| Mason Elementary School Preschool | 4217 W 18th St, Chicago, IL 60623 | Preschool |
| May Elementary Community Academy Preschool | 512 S Lavergne Ave, Chicago, IL 60644 | Preschool |
| Mayer Elementary School Preschool | 2250 N Clifton Ave, Chicago, IL 60614 | Preschool |
| Mayo Elementary School Preschool | 249 E 37th St, Chicago, IL 60653 | Preschool |
| Mc Cann's Day Care Center | 8612 S Stony Island Ave, Chicago, IL 60617 | Center |
|
| McCormick Tribune YMCA | 1834 N Lawndale Ave, Chicago, IL 60647 | Preschool |
| McKinley Ersula Howard Child | 7222 S Exchange Ave, Chicago, IL 60649 | Preschool |
| McKinley Roseland Head Start | 11400 S Edbrooke Ave, Chicago, IL 60628 | Preschool |
| McKinley Trumbull Park Day Care | 2400 E 105th St, Chicago, IL 60617 | Preschool |
| McKinneys Early Learning Academy | 5743 W Division St # 45, Chicago, IL 60651 | Center |
| Mcauliffe Elementary School Preschool | 1841 N Springfield, Chicago, IL 60647 | Preschool |
| Mcclellan Elementary School Preschool | 3527 S Wallace St, Chicago, IL 60609 | Preschool |
| Mccormick Elementary School Preschool | 2712 S Sawyer Ave, Chicago, IL 60623 | Preschool |
| Mcdowell Elementary School Preschool | 1419 E 89th St, Chicago, IL 60619 | Preschool |
| Mckay Elementary School Preschool | 6901 S Fairfield Ave, Chicago, IL 60629 | Preschool |
| Mcnair Elementary School Preschool | 4820 W Walton St, Chicago, IL 60651 | Preschool |
| Melody Elementary School Preschool | 412 S Keeler Ave, Chicago, IL 60624 | Preschool |
| Metcalfe Elementary Community Academy Preschool | 12339 S Normal Ave, Chicago, IL 60628 | Preschool |
| Metropolitan Family Services Children's Center | 3215 W 63rd St, Chicago, IL 60629 | Preschool |
| Metropolitan Family Services Teen Center | 3843 W 63rd St, Chicago, IL 60629 | Preschool |
| Midway Head Start Center | 6422 S Kedzie Ave, Chicago, IL 60629 | Preschool |
| Mini Academy | 6816 W 87th St, Burbank, IL 60459 | Center |
| Mireles Elementary Academy Preschool | 9000 S Exchange Ave, Chicago, IL 60617 | Preschool |
| Mitchell Elementary School Preschool | 2233 W Ohio St, Chicago, IL 60612 | Preschool |
| Montessori Academy & Association | 11019 S Halsted St # 25, Chicago, IL 60628 | Center |
| Montessori Academy & Infant Toddler Center | 10232 S Halsted St, Chicago, IL 60628 | Center |
| Montessori Academy of Chicago | 1335 W Randolph St, Chicago, IL 60607 | Center |
| Montessori Dela Citta | 1501 W Fullerton Ave, Chicago, IL 60614 | Preschool |
| Moos Elementary School Preschool | 1711 N California Av, Chicago, IL 60647 | Preschool |
| Morgan Elementary School Preschool | 8407 S Kerfoot Ave, Chicago, IL 60620 | Preschool |
| Morgan Park Academy Preschool | 2153 W 111th St, Chicago, IL 60643 | Preschool |
| Morningside Montessori Academy | 1192 S Cuyler Ave, Oak Park, IL 60304 | Preschool |
| Morrill Elementary Math & Science School Preschool | 6011 S Rockwell St, Chicago, IL 60629 | Preschool |
| Morton College Child Learning Center | 3801 S Central Ave, Cicero, IL 60804 | Center |
| Morton Elementary Career Academy Preschool | 431 N Troy St, Chicago, IL 60612 | Preschool |
| Most Holy Redeemer School Preschool | 9536 S Millard Ave, Evergreen Park, IL 60805 | Preschool |
| Mother's Touch Day Care | 2501 W 71st St, Chicago, IL 60629 | Preschool |
| Mount Greenwood Elementary School Preschool | 10841 S Homan Ave, Chicago, IL 60655 | Preschool |
| Mount Vernon Elementary School Preschool | 10540 S Morgan St, Chicago, IL 60643 | Preschool |
| Mozart Elementary School Preschool | 2200 N Hamlin Ave, Chicago, IL 60647 | Preschool |
| Muhammad University Preschool | 7351 S Stony Island, Chicago, IL 60649 | Preschool |
| Murray Elementary Language Academy Preschool | 5335 S Kenwood Ave, Chicago, IL 60615 | Preschool |
| My Corner Playroom | 2121 N Clybourn Ave, Chicago, IL 60614 | Preschool |
| Nash Elementary School Preschool | 4837 W Erie St, Chicago, IL 60644 | Preschool |
| National Teachers Elementary Academy Preschool | 55 W Cermak Rd, Chicago, IL 60616 | Preschool |
| Near North Montessori School | 1434 W Division St, Chicago, IL 60642 | Preschool |
| Near North Montessori School Preschool | 1434 W Division St, Chicago, IL 60642 | Preschool |
| Near South Side Child Dev Center | 2214 S Federal St, Chicago, IL 60616 | Preschool |
| Near The Pier Development Center | 540 N Lake Shore Dr, Chicago, IL 60611 | Center |
| New Age Children's Preparatory Academy | 10951 S Michigan Ave, Chicago, IL 60628 | Preschool |
| New Beginning Day Care | Po Box 440232, Chicago, IL 60644 | Center |
| New City Day Care | 1000 W 51st St, Chicago, IL 60609 | Center |
| New Concept Development Center | 7825 S Ellis Ave, Chicago, IL 60619 | Center |
| New Day College Preparatory Preschool | 5038 W Madison St, Chicago, IL 60644 | Preschool |
| New Directions Empowerment Academy | 7730 S Cottage Grove, Chicago, IL 60619 | Preschool |
| New Horizon Childcare | 854 N Central Ave, Chicago, IL 60651 | Center |
| New Horizon Organization | 5303 W Chicago Ave, Chicago, IL 60651 | Center |
| New Knowledge Learning Center | 8440 S Kedzie Ave, Chicago, IL 60652 | Center |
| New Life Community Zone School Preschool | 3540 W Cermak Rd, Chicago, IL 60623 | Preschool |
| New Pisgah Day Care | 8130 S Racine Ave, Chicago, IL 60620 | Center |
| New Zion Child Care Academy | 1252 S Wolcott Ave, Chicago, IL 60608 | Center |
| Nia Family Center | 744 N Monticello Ave, Chicago, IL 60624 | Center |
| Nicholson Elementary Math & Science | 6006 S Peoria St, Chicago, IL 60621 | Preschool |
| Nico's Playhouse | 1855 W 95th St, Chicago, IL 60643 | Center |
| Nightingale Elementary School Preschool | 5250 S Rockwell St, Chicago, IL 60632 | Preschool |
| Noah's Ark Preschool | 9230 S Pulaski Rd, Oak Lawn, IL 60453 | Preschool |
| Nobel Elementary School Preschool | 4127 W Hirsch St, Chicago, IL 60651 | Preschool |
| North Avenue Day Nursery | 2001 W Pierce Ave, Chicago, IL 60622 | Preschool |
| North Kenwood Day Care Center | 516 E 43rd St # 518, Chicago, IL 60653 | Center |
| North Lawndale YMCA | 3449 W Arthington St, Chicago, IL 60624 | Center |
| Northeast Elementary School Preschool | 9058 S California, Evergreen Park, IL 60805 | Preschool |
| Northern Trust Kids Kamp | 50 S Lasalle C1s, Chicago, IL 60675 | Center |
| Northwest Institute For Contemp Academy Preschool | 5108 W Division St, Chicago, IL 60651 | Preschool |
| Northwest Institute For Contemporary Learning | 4040 W Division St, Chicago, IL 60651 | Center |
| Northwest School Preschool | 3630 W 92nd St, Evergreen Park, IL 60805 | Preschool |
| Northwestern University Settlement Association | 1400 W Augusta Blvd, Chicago, IL 60642 | Center |
| Oak Lawn Day Nursery | 6343 W 90th Pl, Oak Lawn, IL 60453 | Center |
| Oak Lawn Montessori School | 4625 W 110th St, Oak Lawn, IL 60453 | Preschool |
| Oak Park Friends Academy | 1192 S CUYLER AVE, Oak Park, IL 60304 | Center |
| Oak Park Montessori School Preschool | 937 Garfield St, Oak Park, IL 60304 | Preschool |
| Oakdale Christian Academy Preschool | 9440 S Vincennes Ave, Chicago, IL 60620 | Preschool |
| Oakdale Christian Child Care Center | 9440 S Vincennes Ave, Chicago, IL 60620 | Center |
| Oglesby Elementary School Preschool | 7646 S Green St, Chicago, IL 60620 | Preschool |
| Okeeffe Elementary School Preschool | 6940 S Merrill Ave, Chicago, IL 60649 | Preschool |
| Old St Marys School Preschool | 1532 S Michigan Ave, Chicago, IL 60605 | Preschool |
| Olive-Harvey Child Development Center | 10001 S Woodlawn Ave, Chicago, IL 60628 | Preschool |
| Onward Neighborhood House | 600 N Leavitt St, Chicago, IL 60612 | Preschool |
| Onward Neighborhood House Day Care Programs | 600 N Leavitt St, Chicago, IL 60612 | Center |
| Operation Restoration Dev School Preschool | 8758 S Peoria St, Chicago, IL 60620 | Preschool |
| Orchard Street Christian Church Child Development Center | 2324 Orchard St, Blue Island, IL 60406 | Preschool |
| Orr Infant and Family Development | 730 N. Pulaski Rd., Chicago, IL 60606 | Center |
| Ortiz De Dominguez Elementary School Preschool | 3000 S Lawndale Ave, Chicago, IL 60623 | Preschool |
| Otis Elementary School Preschool | 525 N Armour St, Chicago, IL 60642 | Preschool |
| Otis P Graves Elementary School Preschool | 6021 S 74th Ave, Summit Argo, IL 60501 | Preschool |
| Otoole Elementary School Preschool | 6550 S Seeley Ave, Chicago, IL 60636 | Preschool |