Home / Area 203 / Prefix 423
Prefix Lookup

(203) 423 Phone Number Lookup

Research phone numbers under this exchange in Hartford, Connecticut. Review carrier details, activity signals, and community caller feedback.

166number listings
0caller reports
10lookup pages

Phone Numbers in This Prefix

Browse numbers in this exchange and open any listing to view caller details, spam signals, and community feedback. Showing 1–18 of 166 listings for this prefix.

Recent activity Landline

(203) 423-0186

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
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Recent activity Landline

(203) 423-0106

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
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Recent activity Landline

(203) 423-0126

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0146

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0166

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0206

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0226

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0246

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0266

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0286

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0306

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0326

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0346

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0366

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0386

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0406

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0426

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(203) 423-0446

Hartford, Connecticut

  • Carrier: Teleport Communications Group - New York - Ct
  • Exchange: 203-423
  • Report type: Reverse lookup profile
View listing

About this prefix

Area code 203 prefix 423 is organized as a reverse lookup section for Hartford, Connecticut. The page combines location metadata, carrier information, line type, number listings, and community activity in one place.

Public URLs use the exchange format 203-423, while each listing still maps back to the correct area code and prefix structure.