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303-723

You are reviewing the Area Code (NPA/NXX) report for 303-723. Did you mean to search the SMS short code 303723?

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Raw Number303723
Basic Format303-723
NPA (Area Code)303
NXX723

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeCityState
303-723-XXXX7378TELEPORT COMMUNICATIONS AMERICA, LLC - CODENVERASDENVERCO

Business/Government Phones on the 303-723 Prefix

PhoneNameAddress
303-723-6300McKinsey & Company1800 Larimer Street Denver 80202 US
303-723-7918Dollar Tree1201 East 120th Avenue Thornton 80233 US

Reports

Anonymous User from , CO

December 2, 2025 at 12:19 PM

303-723-5029 reported as a Robocall. Received on December 1, 2025 at 4:11 AM.

Anonymous User from , CO

February 26, 2025 at 1:10 PM

303-723-8669 reported as a Robocall. Received on February 26, 2025 at 11:09 AM.

Anonymous User from Aurora, Colorado

February 7, 2024 at 4:23 PM

303-723-1582 reported as a Robocall. Received on February 7, 2024 at 1:42 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Westminster, CO

May 31, 2023 at 12:55 AM

303-723-6560 reported as a Prerecorded Voice. Received on May 31, 2023 at 6:00 PM.
Unwanted call for Political Services
Caller ID indicated they called from 303-622-0151
Contacted via Internet (VOIP)

Anonymous User from , WY

April 18, 2023 at 1:48 AM

303-723-9346 reported as a Robocall. Received on April 17, 2023 at 10:08 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Westminster, Colorado

January 16, 2023 at 3:25 PM

303-723-8752 reported as a Live Voice or Other. Received on January 16, 2023 at 9:35 AM.

Anonymous User from Westminster, Colorado

January 13, 2023 at 10:32 PM

303-723-6050 reported as a Live Voice or Other. Received on January 12, 2023 at 9:10 AM.

Anonymous User from Denver, Colorado

October 3, 2022 at 12:32 PM

303-723-9113 reported as a Robocall. Received on July 14, 2022 at 12:34 PM.
Call for Warranties & protection plans

Anonymous User from Denver, Colorado

July 14, 2022 at 3:23 PM

303-723-9113 reported as a Robocall. Received on July 14, 2022 at 12:30 PM.
Call for Warranties & protection plans

Anonymous User from , CO

July 11, 2016 at 10:41 PM

303-723-0775 reported as a Live Voice. Received on July 11, 2016 at 2:53 PM.
Telemarketing (including do not call and spoofing) for unknown
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

303-723-0XXX: 303-723-0700 | 303-723-0707 | 303-723-0770 | 303-723-0777 | 303-723-0778 |
303-723-1XXX: 303-723-1000 | 303-723-1003 | 303-723-1006 | 303-723-1035 | 303-723-1600 | 303-723-1608 | 303-723-1647 | 303-723-1690 | 303-723-1695 | 303-723-1699 | 303-723-1980 | 303-723-1983 | 303-723-1988 | 303-723-1991 | 303-723-1997 | 303-723-1998 |
303-723-2XXX: 303-723-2164 | 303-723-2166 | 303-723-2169 | 303-723-2187 | 303-723-2188 | 303-723-2200 | 303-723-2220 | 303-723-2221 | 303-723-2222 |
303-723-3XXX: 303-723-3152 | 303-723-3153 | 303-723-3156 | 303-723-3196 | 303-723-3197 | 303-723-3198 | 303-723-3500 | 303-723-3510 | 303-723-3511 | 303-723-3515 | 303-723-3550 |
303-723-6XXX: 303-723-6000 | 303-723-6008 | 303-723-6020 | 303-723-6050 | 303-723-6053 | 303-723-6054 | 303-723-6300 | 303-723-6303 | 303-723-6307 | 303-723-6309 | 303-723-6500 | 303-723-6509 | 303-723-6548 | 303-723-6560 | 303-723-6565 | 303-723-6566 |
303-723-8XXX: 303-723-8600 | 303-723-8601 | 303-723-8660 | 303-723-8663 | 303-723-8666 | 303-723-8700 | 303-723-8701 | 303-723-8750 | 303-723-8755 | 303-723-8757 | 303-723-8777 |
303-723-9XXX: 303-723-9100 | 303-723-9110 | 303-723-9111 | 303-723-9115 | 303-723-9191 | 303-723-9197 | 303-723-9300 | 303-723-9303 | 303-723-9330 | 303-723-9340 | 303-723-9343 | 303-723-9345 |