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303-712

You are reviewing the Area Code (NPA/NXX) report for 303-712. Did you mean to search the SMS short code 303712?

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Raw Number303712
Basic Format303-712
NPA (Area Code)303
NXX712

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeCityState
303-712-XXXX9636QWEST CORPORATIONDENVERASDENVERCO

Business/Government Phones on the 303-712 Prefix

PhoneNameAddress
303-712-8000Jewelfire Diamonds of Broomfield

Reports

Anonymous User from Frederick, Colorado

April 2, 2026 at 5:28 PM

303-712-1654 reported as a unwanted call. Received on April 2, 2026 at 2:47 PM.

Anonymous User from Longmont, Colorado

March 3, 2026 at 10:17 AM

303-712-2720 reported as a Robocall. Received on March 3, 2026 at 8:13 AM.
Call for Medical & prescriptions

Anonymous User from Longmont, Colorado

January 27, 2026 at 3:00 PM

303-712-6499 reported as a Robocall. Received on January 27, 2026 at 12:53 PM.

Anonymous User from , CO

December 2, 2025 at 12:13 PM

303-712-9597 reported as a Robocall. Received on December 2, 2025 at 8:29 AM.

Anonymous User from , WI

September 4, 2025 at 5:18 PM

303-712-7524 reported as a Robocall. Received on September 4, 2025 at 3:24 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Las Vegas, Nevada

July 8, 2025 at 6:09 PM

303-712-3121 reported as a Live Voice or Other. Received on July 8, 2025 at 3:07 PM.

Anonymous User from , CO

September 25, 2024 at 4:24 PM

303-712-2815 reported as a Robocall. Received on September 25, 2024 at 2:20 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , CO

February 1, 2023 at 10:07 AM

303-712-7337 reported as a Robocall. Received on January 26, 2023 at 6:20 PM.
Call for Dropped call or no message

Anonymous User from Longmont, Colorado

January 6, 2023 at 8:33 PM

303-712-2035 reported as a Robocall. Received on January 6, 2023 at 1:14 PM.

Anonymous User from , CO

December 23, 2022 at 8:41 AM

303-712-8142 reported as a Robocall. Received on December 21, 2022 at 12:52 PM.
Call for Dropped call or no message

Most 'popular' numbers on this prefix:

303-712-2XXX: 303-712-2000 | 303-712-2006 | 303-712-2007 | 303-712-2030 | 303-712-2035 | 303-712-2037 | 303-712-2800 | 303-712-2808 | 303-712-2810 | 303-712-2811 | 303-712-2818 |
303-712-4XXX: 303-712-4500 | 303-712-4508 | 303-712-4520 | 303-712-4521 | 303-712-4522 |
303-712-7XXX: 303-712-7300 | 303-712-7303 | 303-712-7330 | 303-712-7333 | 303-712-7337 |
303-712-8XXX: 303-712-8000 | 303-712-8008 | 303-712-8009 | 303-712-8080 | 303-712-8100 | 303-712-8140 | 303-712-8141 | 303-712-8144 |