Location: Missouri, Maryland Heights, Saint Louis County
Approximate number of phones: 1323
Carrier: Sprint Spectrum L.p.
Mr. Number records show that there are at least 4,816 active phone numbers with the prefix 636578 out of a possible 10,000. Numbers in this exchange are mainly mobile phones. Phone numbers beginning with 636-578 are allocated to Missouri, in particular Saint Louis in St. Louis County. Public records tell us that 47.34% (2,279) of subscribers are men and 52.66% (2,536) are women. Median household income in this part of the country is $58,630 and 72.13% of housing units are owner-occupied.