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
603-577 Nashua Hillsborough Landline
603-492 Manchester Hillsborough Wireless
603-833 Rochester Strafford Wireless
603-961 Chichester Merrimack Landline
603-912 Salem Rockingham Landline
603-394 Newton Rockingham Landline
603-864 Nashua Hillsborough Landline
603-855 Alton Bay Belknap Landline
603-396 Merrimack Hillsborough Wireless
603-968 Ashland Grafton Landline
603-644 Manchester Hillsborough Landline
603-543 Claremont Sullivan Landline
603-361 Manchester Hillsborough Landline
603-296 Manchester Hillsborough Landline
603-224 Concord Merrimack Landline
603-834 Dover Strafford Landline
603-226 Concord Merrimack Landline
603-709 Plainfield Sullivan Landline
603-204 Nashua Hillsborough Wireless
603-729 Tilton Belknap Landline
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