Location
Chattanooga, TN
Reported numbers
20
Reports in last 7 days
0
Reports in last 30 days
1
Last activity
May 14, 2026

About area code 423

Area code 423 is commonly associated with Chattanooga, TN. The most common report type in this area code is unknown, with 1449 reports. Users submitted 1 reports related to this area code in the last 30 days.

What people report about area code 423

Recent reports for area code 423 are mostly about unknown callers, and many users also describe the calls as suspicious. A common pattern is a vague or unhelpful voicemail that still leaves the call feeling untrustworthy.

Suspicious or scam-like Unknown callers Vague or missing voicemail Asked to call back Repeated calls
“Caller used mismatched ID, asked about Medicare benefits, and ignored questions”
“Caller repeatedly asked about buying my property and already had my address. When I asked for more details, they only gave a first name and refused to provide a last name, compa...”

What stands out about area code 423

Reports are spread across several active prefixes within area code 423, which suggests the activity is not limited to one isolated number block. Recent reporting activity is still present, although the overall volume is more limited. The page also has usable geographic context through Chattanooga, TN, which helps users decide whether a call looks locally relevant or completely unfamiliar.

Should you answer calls from area code 423?

Because many reports on this page involve unknown callers and suspicious behavior, the safest option is usually to let unexpected calls go to voicemail first and verify the number before responding.

  • Do not trust caller ID alone.
  • Search the full phone number before calling back.
  • Be careful with callers who create urgency or ask for payment.
  • Never share card details, banking data, passwords, or verification codes with an unknown caller.
  • If the call is legitimate, the caller will usually leave a clear voicemail.

Approximate location

Area code 423 is commonly associated with Chattanooga, TN. The map below shows an approximate location reference and may not represent the full coverage area.

Reported call types

Type
Reports
Share
Unknown
1,449
93.5%
Scam suspicion
47
3%
SSN scam
38
2.5%
Valid
5
0.3%
Debt collector
3
0.2%
IRS scam
3
0.2%
Students loan scam
2
0.1%
Silent call
1
0.1%
Survey
1
0.1%
Text message
1
0.1%

Popular prefixes in area code 423

423-214

Numbers: 120 Reports: 124
Last activity: Nov 3, 2021

423-427

Numbers: 38 Reports: 61
Last activity: Sep 3, 2021

423-205

Numbers: 45 Reports: 52
Last activity: Apr 14, 2022

423-564

Numbers: 44 Reports: 45
Last activity: Dec 12, 2021

423-515

Numbers: 23 Reports: 30
Last activity: Mar 30, 2026

423-381

Numbers: 26 Reports: 28
Last activity: Nov 2, 2021

423-345

Numbers: 23 Reports: 28
Last activity: Aug 27, 2021

423-497

Numbers: 11 Reports: 26
Last activity: Aug 7, 2021

423-456

Numbers: 19 Reports: 25
Last activity: Oct 2, 2022

423-501

Numbers: 20 Reports: 21
Last activity: May 12, 2022

423-264

Numbers: 21 Reports: 21
Last activity: Apr 6, 2022

423-295

Numbers: 20 Reports: 20
Last activity: Oct 1, 2021

Recently reported numbers

How to check if a call is legitimate

This page gives area-code-level context, but the exact number still matters more. Use the reports, recent activity, and voicemail details together before deciding whether to respond.

  1. Search the exact phone number, not just the area code.
  2. Review recent reports and call type patterns.
  3. Check whether the caller left a clear voicemail with a name and reason for calling.
  4. Do not trust threats, payment demands, or urgent account warnings without independent verification.
  5. Contact banks, delivery firms, insurers, courts, or government agencies through their official websites or phone numbers.

FAQ about area code 423

Where is area code 423 located?

Area code 423 should be treated as a general reference point, not proof of the caller's exact location.

Why do so many calls from area code 423 seem suspicious?

Recent reports for area code 423 are mostly about unknown callers, and many users also describe the calls as suspicious. A common pattern is a vague or unhelpful voicemail that still leaves the call feeling untrustworthy.

What can prefix 423-214 tell me?

Reports are spread across several active prefixes within area code 423, which suggests the activity is not limited to one isolated number block.

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