Location: New Hampshire, Portsmouth, Rockingham County
Approximate number of phones: 622
Carrier: Sprint Spectrum L.p.
Mr. Number records show that there are at least 2,511 active phone numbers with the prefix 603817 out of a possible 10,000. Numbers in this exchange are mainly mobile phones. Phone numbers beginning with 603-817 are allocated to New Hampshire, in particular Dover in Strafford County. Public records tell us that 48.73% (1,223) of subscribers are men and 51.27% (1,287) are women. Median household income in this part of the country is $59,082 and 66.33% of housing units are owner-occupied.