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(720) 399 Phone Number Directory

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

Enter last 4 digit numbers ex:720-399-XXXX

City: Denver
County: Denver
Carrier: Level 3 Communications Llc - 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 55–72 of 144 listings for this prefix.

Recent activity Landline

(720) 399-4416

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
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Recent activity Landline

(720) 399-4436

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
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Recent activity Landline

(720) 399-4456

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
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Recent activity Landline

(720) 399-4476

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
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Recent activity Landline

(720) 399-4496

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4516

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4536

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4556

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4576

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4596

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4616

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4636

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4656

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
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Recent activity Landline

(720) 399-4676

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
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Recent activity Landline

(720) 399-4696

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
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Recent activity Landline

(720) 399-4716

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4736

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing
Recent activity Landline

(720) 399-4756

Denver, Colorado

  • Carrier: Level 3 Communications Llc - Co
  • Exchange: 720-399
View listing