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
603-941 Wolfeboro Carroll Landline
603-818 Derry Rockingham Wireless
603-379 North Hampton Rockingham Landline
603-991 Littleton Grafton Wireless
603-975 Concord Merrimack Landline
603-739 North Woodstock Grafton Landline
603-437 Derry Rockingham Landline
603-318 Nashua Hillsborough Landline
603-498 Portsmouth Rockingham Wireless
603-344 Suncook Merrimack Wireless
603-785 Manchester Hillsborough Wireless
603-965 Derry Rockingham Landline
603-821 Nashua Hillsborough Landline
603-643 Hanover Grafton Landline
603-759 Nashua Hillsborough Wireless
603-392 Winchester Cheshire Landline
603-718 Nashua Hillsborough Wireless
603-247 Derry Rockingham Wireless
603-894 Salem Rockingham Landline
603-737 Gilford Belknap Landline
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