Home / Area 203 / Prefix 603

(203) 603 Phone Number Directory

Browse phone numbers under this exchange in New Haven, Connecticut. See carrier details, recent activity, and community feedback.

Enter last 4 digit numbers ex:203-603-XXXX

City: New Haven
County: New Haven
Carrier: Southern New England Telephone Co.
Line Type: Landline

Phone Numbers in This Prefix

These listings represent sample numbers in this exchange. Click any number to view detailed reports and community feedback. Showing 1–18 of 183 listings for this prefix.

New listing Landline

(203) 603-3509

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3529

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3549

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3569

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3589

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3609

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3629

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3649

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3669

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing
New listing Landline

(203) 603-3689

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing
New listing Landline

(203) 603-3709

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3729

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing
New listing Landline

(203) 603-3749

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing
New listing Landline

(203) 603-3769

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing
New listing Landline

(203) 603-3789

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing
New listing Landline

(203) 603-3809

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
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New listing Landline

(203) 603-3829

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing
New listing Landline

(203) 603-3849

New Haven, Connecticut

  • Carrier: Southern New England Telephone Co.
  • Exchange: 203-603
View listing