Location: Massachusetts, Cambridge, Middlesex County
Approximate number of phones: 244
Carrier: Mci Worldcom Communications, Inc. - Ma
Mr. Number records show that there are at least 636 active phone numbers with the prefix 617531 out of a possible 10,000. Numbers in this exchange are mainly landline phones. Phone numbers beginning with 617-531 are allocated to Massachusetts, in particular Boston in Suffolk County. Public records tell us that 48.15% (306) of subscribers are men and 51.85% (329) are women. Median household income in this part of the country is $51,638 and 35.26% of housing units are owner-occupied.