| Middleton Lane Child Care | 5721 Middleton Lane, Temple Hills, MD 20748 | Center |
| Milestone Enrichment Center | 755 8th St, Nw, Washington, DC 20001 | Center |
| Mini World ELC Early Learning Center | 3100 Tucker Road, Fort Washington, MD 20744 | Center |
| Minnieland Academy at Gunston | 7752 Gunston Plaza, Lorton, VA 22079 | Preschool |
| Minnieland Academy at Lorton | 9467 Lorton Market Street, Lorton, VA 22079 | Preschool |
| Montesori School of Holmes Run: Children's House | 3335 Annandale Road, Falls Church, VA 22042 | Preschool |
| Montessori Children's Center I | 6103 Arlington Blvd, Falls Church, VA 22044 | Preschool |
| Montessori School of Alexandria | 6300 Florence Lane, Alexandria, VA 22310 | Preschool |
| Montessori School of Northern Virginia | 6820 Pacific Lane, Annandale, VA 22003 | Preschool |
| Montessori School of Northern Virginia -Valleybrook Campus | 3433 Rose Lane, Falls Church, VA 22042 | Preschool |
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| Moonlight Enrichment Center | 6620 St. Barnabas Road, Oxon Hill, MD 20745 | Center |
| Mt. Vernon Lee Day Care Center | 3434 Campbell Drive, Alexandria, VA 22303 | Center |
| Municipal Child Development Center | 2000 14th St Nw, Washington, DC 20009 | Center |
| NVFS Arlington Child Development Center | 1801 N. George Mason Drive, Arlington, VA 22207 | Preschool |
| National Childrens Center | 3400 Martin Luther King Jr Ave Se, Washington, DC 20032 | Center |
| National Science Foundation Child Development Center | 4201 Wilson Boulevard, Suite 180, Arlington, VA 22203 | Preschool |
| National Science Foundation Child Development Center | 4201 Wilson Blvd., Arlington, VA 22230 | Preschool |
| National Science Foundation Child Development Center - CLOSED | 4201 Wilson Boulevard, Arlington, VA 22230 | Center |
| Nest Academy | 9129 Royal Robin Lane, Lorton, VA 22079 | Preschool |
| New Chapel Day Care | 5601 Old Branch Avenue, Temple Hills, MD 20748 | Center |
| New Community Child Development Center | 728 F St, Ne, Washington, DC 20002 | Center |
| New Creation Child Development Center | 1839 Alabama Ave Se, Washington, DC 20020 | Center |
| Newcomb Child Development Center | 541 Newcomb St Se, Washington, DC 20032 | Center |
| Nobel Learning Communities Child Daycare | 200 Constitution Ave Nw, Washington, DC 20001 | Center |
| Northeast Stars Montessori Learning | 1325 Maryland Ave Ne, Washington, DC 20002 | Center |
| Northern Virginia Academy of Early Learning - Landsdowne | 6414 Landsdowne Center, Alexandria, VA 22315 | Preschool |
| Northern Virginia Academy of Early Learning - Lincolnia Campus | 6396 Lincolnia Road, Alexandria, VA 22312 | Preschool |
| Northwest Settlement House Child Development Center | 1739 7th St Nw, Washington, DC 20001 | Center |
| Northwest Settlement House Coop | 448 Ridge St Nw, Washington, DC 20001 | Center |
| Nova KinderCare - CLOSED | 1227 N Ivy St, Arlington, VA 22201 | Preschool |
| OFC School Age Child Care Program - Annandale Terrace | 7604 Herald Street, Annandale, VA 22003 | Center |
| OFC School Age Child Care Program - Baileys | 6111 Knollwood Drive, Falls Church, VA 22041 | Center |
| OFC School Age Child Care Program - Beech Tree | 3401 Beechtree Lane, Falls Church, VA 22042 | Center |
| OFC School Age Child Care Program - Belle View | 6701 Fort Hunt Road, Alexandria, VA 22307 | Center |
| OFC School Age Child Care Program - Belvedere | 6540 Columbia Pike, Falls Church, VA 22041 | Center |
| OFC School Age Child Care Program - Braddock | 7825 Heritage Drive, Annandale, VA 22003 | Center |
| OFC School Age Child Care Program - Bren Mar Park | 6344 Beryl Road, Alexandria, VA 22312 | Center |
| OFC School Age Child Care Program - Bucknell | 6925 University Drive, Alexandria, VA 22307 | Center |
| OFC School Age Child Care Program - Bush Hill | 5927 Westchester Street, Alexandria, VA 22310 | Center |
| OFC School Age Child Care Program - Camelot | 8100 Guinevere Drive, Annandale, VA 22003 | Center |
| OFC School Age Child Care Program - Cameron | 3434 Campbell Drive, Alexandria, VA 22303 | Center |
| OFC School Age Child Care Program - Canterbury Woods | 4910 Willet Drive, Annandale, VA 22003 | Center |
| OFC School Age Child Care Program - Cardinal Forest | 8600 Forrester Boulevard, Springfield, VA 22152 | Center |
| OFC School Age Child Care Program - Clermont | 5720 Clermont Drive, Alexandria, VA 22310 | Center |
| OFC School Age Child Care Program - Columbia | 6720 Alpine Drive, Annandale, VA 22003 | Center |
| OFC School Age Child Care Program - Crestwood ES | 6010 Hanover Avenue, Springfield, VA 22150 | Center |
| OFC School Age Child Care Program - Forestdale | 6530 Elder Avenue, Springfield, VA 22150 | Center |
| OFC School Age Child Care Program - Fort Hunt | 8832 Linton Lane, Fairfax, VA 22030 | Center |
| OFC School Age Child Care Program - Franconia | 6043 Franconia Road, Alexandria, VA 22310 | Center |
| OFC School Age Child Care Program - Garfield | 7101 Old Keene Mill Road, Springfield, VA 22150 | Center |
| OFC School Age Child Care Program - Glen Forest | 5829 Glen Forest Drive, Falls Church, VA 22041 | Center |
| OFC School Age Child Care Program - Graham Road | 3036 Graham Road, Falls Church, VA 22042 | Center |
| OFC School Age Child Care Program - Groveton | 6900 Harrison Lane, Alexandria, VA 22306 | Center |
| OFC School Age Child Care Program - Gunston | 10100 Gunston Road, Lorton, VA 22079 | Center |
| OFC School Age Child Care Program - Haycock | 6616 Haycock Road, Falls Church, VA 22043 | Center |
| OFC School Age Child Care Program - Hollin Meadows | 2310 Nordok Place, Alexandria, VA 22306 | Center |
| OFC School Age Child Care Program - Hunt Valley | 7107 Sydenstricker Road, Springfield, VA 22152 | Center |
| OFC School Age Child Care Program - Hybla Valley | 3415 Lockheed Boulevard, Alexandria, VA 22306 | Center |
| OFC School Age Child Care Program - Island Creek | 7855 Morning View Lane, Alexandria, VA 22315 | Center |
| OFC School Age Child Care Program - Keene Mill | 6310 Bardu Avenue, Springfield, VA 22152 | Center |
| OFC School Age Child Care Program - Key | 6404 Franconia Road, Springfield, VA 22150 | Center |
| OFC School Age Child Care Program - Kings Glen | 5401 Danbury Forest Drive, Springfield, VA 22151 | Center |
| OFC School Age Child Care Program - Kings Park | 5400 Harrow Way, Springfield, VA 22151 | Center |
| OFC School Age Child Care Program - Lane | 7137 Beulah Street, Alexandria, VA 22315 | Center |
| OFC School Age Child Care Program - Laurel Hill | 8390 Laurel Crest Drive, Lorton, VA 22079 | Center |
| OFC School Age Child Care Program - Lorton Station | 9298 Lewis Chapel Road, Lorton, VA 22079 | Center |
| OFC School Age Child Care Program - Lynbrook | 5801 Backlick Road, Springfield, VA 22150 | Center |
| OFC School Age Child Care Program - Mount Eagle | 6116 North Kings Highway, Alexandria, VA 22309 | Center |
| OFC School Age Child Care Program - Mount Vernon Woods | 4015 Fielding Street, Alexandria, VA 22309 | Center |
| OFC School Age Child Care Program - Newington Forest | 8001 Newington Forest Ave., Springfield, VA 22153 | Center |
| OFC School Age Child Care Program - North Springfield | 7602 Heming Court, Springfield, VA 22151 | Center |
| OFC School Age Child Care Program - Orange Hunt | 6820 Sydenstricker Road, Springfield, VA 22153 | Center |
| OFC School Age Child Care Program - Parklawn | 4116 Braddock Road, Alexandria, VA 22312 | Center |
| OFC School Age Child Care Program - Pine Spring | 7607 Willow Lane, Falls Church, VA 22042 | Center |
| OFC School Age Child Care Program - Ravensworth | 5411 Nutting Drive, Springfield, VA 22151 | Center |
| OFC School Age Child Care Program - Riverside | 8410 Old Mt. Vernon Road, Alexandria, VA 22309 | Center |
| OFC School Age Child Care Program - Rolling Valley | 6703 Barnack Drive, Springfield, VA 22152 | Center |
| OFC School Age Child Care Program - Rose Hill | 6301 Rose Hill Drive, Alexandria, VA 22310 | Center |
| OFC School Age Child Care Program - Saratoga | 8111 Northumberland Road, Springfield, VA 22153 | Center |
| OFC School Age Child Care Program - Shrevewood | 7525 Shreve Road, Falls Church, VA 22043 | Center |
| OFC School Age Child Care Program - Sleepy Hollow | 3333 Sleepy Hollow Road, Falls Church, VA 22044 | Center |
| OFC School Age Child Care Program - Springfield Estates | 6200 Charles C. Goff Drive, Springfield, VA 22150 | Center |
| OFC School Age Child Care Program - Stratford Landing | 8484 Riverside Road, Alexandria, VA 22308 | Center |
| OFC School Age Child Care Program - Timber Lane | 2737 West Street, Falls Church, VA 22046 | Center |
| OFC School Age Child Care Program - Wakefield Forest | 4011 Iva Lane, Fairfax, VA 22032 | Center |
| OFC School Age Child Care Program - Washington Mill | 9100 Cherry Tree Drive, Alexandria, VA 22309 | Center |
| OFC School Age Child Care Program - Waynewood | 1205 Waynewood Boulevard, Alexandria, VA 22308 | Center |
| OFC School Age Child Care Program - West Springfield | 6802 Deland Drive, Springfield, VA 22152 | Center |
| OFC School Age Child Care Program - Westlawn | 3200 Westley Road, Falls Church, VA 22042 | Center |
| OFC School Age Child Care Program - Weyanoke | 6520 Braddock Road, Alexandria, VA 22312 | Center |
| OFC School Age Child Care Program - Woodburn | 3401 Hemlock Drive, Falls Church, VA 22042 | Center |
| OFC School Age Child Care Program - Woodlawn | 8505 Highland Lane, Alexandria, VA 22309 | Center |
| OFC School Age Child Care Program - Woodley Hills | 8718 Old Mt. Vernon Road, Alexandria, VA 22309 | Center |
| Oak Hill Montessori | 3150 Fairview Park Drive, South, Falls Church, VA 22042 | Preschool |
| Ola C. Franks | 1310 Ridge Pl Se, Washington, DC 20020 | Center |
| Old Town Montessori School | 115 South Washington Street, Alexandria, VA 22314 | Preschool |
| Overlee Cooperative Preschool Association | 2666 Military Road, Arlington, VA 22207 | Preschool |
| Owl School | 1920 G St Nw, Washington, DC 20006 | Center |
| P Street Kids | 2611 P St Nw, Washington, DC 20007 | Center |
| PSI Early Developmental Intervention | 701 L St Se, Washington, DC 20003 | Center |