Location: Massachusetts, Waltham, Middlesex County
Approximate number of phones: 3431
Carrier: Verizon New England Inc.
Mr. Number records show that there are at least 3,499 active phone numbers with the prefix 781891 out of a possible 10,000. Numbers in this exchange are mainly landline phones. Phone numbers beginning with 781-891 are allocated to Massachusetts, in particular Weston and Waltham in Middlesex County. Public records tell us that 48.62% (1,701) of subscribers are men and 51.38% (1,797) are women. Median household income in this part of the country is $79,691 and 62.18% of housing units are owner-occupied.