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720-377

You are reviewing the Area Code (NPA/NXX) report for 720-377. Did you mean to search the SMS short code 720377?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number720377
Basic Format720-377
NPA (Area Code)720
NXX377

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
720-377-0XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCDENVERRTDENVERCOWE
720-377-1XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCDENVERAS10/23/2001DENVERCOWE11/02/2001
720-377-2XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCDENVERRTDENVERCOWE
720-377-3XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCDENVERRTDENVERCOWE
720-377-4XXX6010NEW CINGULAR WIRELESS PCS, LLCDENVERAS06/30/2008DENVERCOWE07/28/2008
720-377-5XXX6010NEW CINGULAR WIRELESS PCS, LLCDENVERAS06/30/2008DENVERCOWE07/28/2008
720-377-6XXX6010NEW CINGULAR WIRELESS PCS, LLCDENVERAS06/30/2008DENVERCOWE07/28/2008
720-377-7XXX6010NEW CINGULAR WIRELESS PCS, LLCDENVERAS06/30/2008DENVERCOWE07/28/2008
720-377-8XXX6010NEW CINGULAR WIRELESS PCS, LLCDENVERAS06/30/2008DENVERCOWE07/28/2008
720-377-9XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCDENVERRTDENVERCOWE
720-377-XXXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCDENVERASDENVERCO

Business/Government Phones on the 720-377 Prefix

PhoneNameAddress
720-377-0100Community Management Specialist, Inc.
720-377-5487Gold Star Premium Roofing Inc
720-377-7375Vision Maintenance, Inc.
720-377-0100Burgundy ClubhouseSouth Xanadu Way Aurora 80014 US
720-377-0131Subway13762 North Colorado Boulevard Thornton 80602 US
720-377-1555Jonval Leathers & Furs6880 East Evans Avenue 80224 US
720-377-7700METech Recycling500 West 53rd Place Denver 80216 US
720-377-9000Aspen Complete Healthcare8810 East Hampden Avenue Denver 80237 US

Reports

Anonymous User from Crossville, Colorado

November 20, 2025 at 1:54 PM

720-377-9643 reported as a Live Voice or Other. Received on November 19, 2025 at 1:11 PM.

Anonymous User from Lakewood, CO

November 11, 2024 at 9:30 AM

720-377-8579 reported as a Prerecorded Voice. Received on November 11, 2024 at 12:00 PM.
Unwanted call for unknown
Contacted via Internet (VOIP)

Anonymous User from Lafayette, Colorado

October 22, 2024 at 9:29 PM

720-377-5909 reported as a Robocall. Received on October 22, 2024 at 12:01 AM.
Call for Dropped call or no message

Anonymous User from , CO

March 2, 2023 at 2:05 PM

720-377-5582 reported as a Live Voice or Other. Received on March 2, 2023 at 7:46 AM.

Anonymous User from , AZ

December 12, 2022 at 8:20 AM

720-377-5799 reported as a Robocall. Received on December 12, 2022 at 6:19 AM.

Anonymous User from , CO

August 30, 2022 at 12:35 PM

720-377-3599 reported as a unwanted call. Received on August 30, 2022 at 10:35 AM.
Call for No Subject Provided

Anonymous User from Denver, Colorado

June 21, 2022 at 2:58 PM

720-377-2476 reported as a Robocall. Received on June 21, 2022 at 11:59 AM.

Anonymous User from , MI

May 12, 2017 at 1:45 PM

None reported as a Live Voice. Received on May 12, 2017 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 720-377-2960
Contacted via Wired

Anonymous User from , VA

May 10, 2017 at 2:59 PM

None reported as a Live Voice. Received on May 10, 2017 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 720-377-2960
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CO

September 9, 2016 at 4:19 AM

reported as a Prerecorded Voice. Received on September 8, 2016 at 7:31 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 720-377-3932
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

720-377-0XXX: 720-377-0100 | 720-377-0102 | 720-377-0109 | 720-377-0176 | 720-377-0178 | 720-377-0197 | 720-377-0300 | 720-377-0303 | 720-377-0307 | 720-377-0309 | 720-377-0492 | 720-377-0496 | 720-377-0497 |
720-377-1XXX: 720-377-1500 | 720-377-1547 | 720-377-1553 | 720-377-1554 | 720-377-1555 | 720-377-1583 | 720-377-1800 | 720-377-1803 | 720-377-1808 | 720-377-1852 | 720-377-1887 |
720-377-2XXX: 720-377-2400 | 720-377-2436 | 720-377-2447 | 720-377-2470 | 720-377-2477 | 720-377-2478 | 720-377-2960 | 720-377-2962 | 720-377-2969 | 720-377-2992 | 720-377-2995 | 720-377-2998 |
720-377-3XXX: 720-377-3300 | 720-377-3330 | 720-377-3333 | 720-377-3335 | 720-377-3355 | 720-377-3500 | 720-377-3535 | 720-377-3591 | 720-377-3595 | 720-377-3599 | 720-377-3900 | 720-377-3906 | 720-377-3933 | 720-377-3937 | 720-377-3939 | 720-377-3998 |
720-377-4XXX: 720-377-4609 | 720-377-4680 | 720-377-4683 | 720-377-4688 |
720-377-5XXX: 720-377-5409 | 720-377-5457 | 720-377-5468 | 720-377-5480 | 720-377-5485 | 720-377-5487 | 720-377-5500 | 720-377-5554 | 720-377-5555 | 720-377-5580 | 720-377-5583 | 720-377-5588 | 720-377-5600 | 720-377-5606 | 720-377-5609 | 720-377-5649 | 720-377-5656 | 720-377-5657 | 720-377-5756 | 720-377-5757 | 720-377-5787 | 720-377-5792 | 720-377-5793 | 720-377-5797 | 720-377-5883 | 720-377-5887 | 720-377-5889 | 720-377-5900 | 720-377-5907 | 720-377-5909 | 720-377-5957 | 720-377-5959 | 720-377-5997 |
720-377-6XXX: 720-377-6000 | 720-377-6010 | 720-377-6014 | 720-377-6015 | 720-377-6020 | 720-377-6060 | 720-377-6163 | 720-377-6166 | 720-377-6167 | 720-377-6196 | 720-377-6197 | 720-377-6198 | 720-377-6210 | 720-377-6212 | 720-377-6217 | 720-377-6247 | 720-377-6248 | 720-377-6258 | 720-377-6353 | 720-377-6357 | 720-377-6358 | 720-377-6362 | 720-377-6363 | 720-377-6369 | 720-377-6995 | 720-377-6996 | 720-377-6997 | 720-377-6998 |
720-377-7XXX: 720-377-7370 | 720-377-7372 | 720-377-7373 | 720-377-7377 | 720-377-7379 | 720-377-7500 | 720-377-7507 | 720-377-7556 | 720-377-7557 | 720-377-7559 | 720-377-7700 | 720-377-7702 | 720-377-7707 | 720-377-7709 | 720-377-7777 | 720-377-7778 | 720-377-7870 | 720-377-7877 | 720-377-7878 | 720-377-7887 | 720-377-7889 |
720-377-8XXX: 720-377-8000 | 720-377-8009 | 720-377-8010 | 720-377-8015 | 720-377-8017 | 720-377-8080 | 720-377-8500 | 720-377-8556 | 720-377-8559 | 720-377-8570 | 720-377-8575 | 720-377-8578 | 720-377-8606 | 720-377-8610 | 720-377-8614 | 720-377-8616 | 720-377-8696 | 720-377-8697 |
720-377-9XXX: 720-377-9444 | 720-377-9460 | 720-377-9461 | 720-377-9463 | 720-377-9469 | 720-377-9483 | 720-377-9489 | 720-377-9493 | 720-377-9494 |