603 area code spam & scam calls

Got a call from 603? The 603 area code covers Statewide, NH. 523 spam and scam calls have been reported from 603 numbers, contributing to 14,342 fraud reports filed in New Hampshire ($35 million in losses).

603 reports in the last 7 / 30 / 90 days

Rolling community-report counts for 603 numbers, refreshed daily.

Cities served: Manchester, Nashua.

Top reported scam patterns from 603

• impostor scams
• online shopping fraud

Top 3 scam types tied to 603 (New Hampshire region)

1. impostor scams
2. online shopping fraud
3. credit bureau scams

Region patterns include statewide trends from the FTC Consumer Sentinel Network Data Book 2024 (14,342 reports, $35 million in losses across New Hampshire).

Related area codes

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What to do if a 603 number calls you

1. Don't answer unknown 603 numbers — let them go to voicemail.
2. If you answered, never confirm personal information or press numbers to "speak with an agent".
3. Block the number on your phone and report it at donotcall.gov.
4. File a complaint with the New Hampshire Department of Justice Consumer Protection at https://www.doj.nh.gov/consumer/.
5. Report federally to the FTC at reportfraud.ftc.gov.

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