Area Code 603

All Information about Area Code 603
General Information about Area Code 603
Country United States
State / Province / Territory New Hampshire
Major City Manchester
Time Zone Eastern (UTC-05:00)

Active Prefixes in Area Code 603

Prefix Primary City County Phone Type
603-562 Peterborough Hillsborough Wireless
603-883 Nashua Hillsborough Landline
603-740 Dover Strafford Landline
603-839 Farmington Strafford Landline
603-532 Jaffrey Cheshire Landline
603-435 Pittsfield Merrimack Landline
603-239 Winchester Cheshire Landline
603-781 Dover Strafford Wireless
603-495 Washington Sullivan Landline
603-352 Keene Cheshire Landline
603-480 Manchester Hillsborough Wireless
603-419 Suncook Merrimack Wireless
603-837 Whitefield Coos Landline
603-994 Rochester Strafford Landline
603-997 Hampton Rockingham Wireless
603-348 North Woodstock Grafton Wireless
603-801 Milford Hillsborough Wireless
603-944 Hampton Falls Rockingham Wireless
603-927 New London Merrimack Landline
603-890 Salem Rockingham Landline
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