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(240) 378 Phone Number Directory

Browse phone numbers under this exchange in Frederick, Maryland. See carrier details, recent activity, and community feedback.

Enter last 4 digit numbers ex:240-378-XXXX

City: Frederick
County: Frederick
Carrier: Core Communications Inc. - Md
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 191 listings for this prefix.

Community notes Landline

(240) 378-2497

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
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Community notes Landline

(240) 378-2517

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
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Community notes Landline

(240) 378-2537

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2557

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2577

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2597

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2617

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2637

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2657

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2677

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2697

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2717

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2737

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2757

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2777

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2797

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2817

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing
Community notes Landline

(240) 378-2837

Frederick, Maryland

  • Carrier: Core Communications Inc. - Md
  • Exchange: 240-378
View listing