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303-443

You are reviewing the Area Code (NPA/NXX) report for 303-443. Did you mean to search the SMS short code 303443?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number303443
Basic Format303-443
NPA (Area Code)303
NXX443

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeCityState
303-443-XXXX9636QWEST CORPORATIONDENVERASDENVERCO

Business/Government Phones on the 303-443 Prefix

PhoneNameAddress
303-443-0454Maurer Painting LLC
303-443-0600Brock Media
303-443-1452Rogers Dent
303-443-1895Boulder Dental Designs
303-443-1933Cultivate
303-443-3430Hammerwell Incorporated
303-443-3460Boulder Landscape and Design
303-443-3629Caddis PC
303-443-3801Boulder Dog Food Company LLC
303-443-5843B & M Roofing of Colorado Inc
303-443-5885Taylor Moving, LLC
303-443-6789Asia Transpacific Journeys
303-443-7211Columbine Appliance & Fireplaces
303-443-8777Virgin Experience Gifts Inc
303-443-9075Star Flooring & Design
303-443-9762Save Home Heat Company
303-443-0120Lollicup1142 13th Street Boulder 80302-7016 US
303-443-0160Trader Joe's1906 28th Street Boulder 80301 US
303-443-0309Starbucks1352 College Avenue Boulder 80302 US
303-443-0596Kalita Grill2426 Arapahoe Avenue Boulder 80302-6709 US
303-443-0656DQ Orange Julius685 30th Street Boulder 80303-2310 US
303-443-0755Hanna's Herb Shop5684 Valmont Road Boulder 80301 US
303-443-0932Optibike Electric Bicycles41404 Stewart Mesa Road Paonia 81428 US
303-443-0970Phillips 663375 28th Street Boulder 80301 US
303-443-0970Rocket3375 28th Street Boulder 80301 US
303-443-1354Whole Foods Market1275 Alpine Avenue Boulder 80304 US
303-443-1715Mike's Camera2500 Pearl Street Boulder 80302 US
303-443-1822McGuckin Hardware2525 Arapahoe Avenue Boulder 80302-6720 US
303-443-2200Hilton Garden Inn Boulder2701 Canyon Boulevard Boulder 80302 US
303-443-22867-Eleven2605 Valmont Road Boulder 80304 US
303-443-2466Sacred Heart of Jesus Catholic School1315 Mapleton Avenue Boulder 80304 US
303-443-3250Larry H. Miller Toyota Boulder2465 48th Court Boulder 80301 US
303-443-3343Fire Mountain Residential Treatment Center5532 US-36 Estes Park 80517 US
303-443-3406Raymond James3601 Arapahoe Avenue Boulder 80303 US
303-443-3479Blooming Beets3303 30th Street Boulder 80301 US
303-443-3553Barnsley Tire2940 Valmont Road Boulder 80301 US
303-443-3901Chautauqua Dining HallClematis Drive Boulder 80302 US
303-443-3968Dunkin'3235 28th Street Boulder 80301 US
303-443-4545Boulder Vision Center1645 28th Street US
303-443-4672Elevations Credit UnionUS
303-443-5015Gondolier Italian Eatery4800 Baseline Road Boulder 80303-2643 US
303-443-5233Conoco3200 Arapahoe Avenue Boulder 80303 US
303-443-5500Boulder Bridal3855 Ambrosia Street Castle Rock 80109 US
303-443-5888Safeway2798 Arapahoe Avenue Boulder 80302 US
303-443-6455Circle K1884 Folsom Street Boulder 80302 US
303-443-7088The Auto Repair Place5472 Arapahoe Avenue Boulder 80303 US
303-443-7211Columbine ApplianceUS
303-443-8383Saint Thomas Aquinas University Parish898 14th Street Boulder 80302 US
303-443-8399Saint Thomas Aquinas University Parish898 14th Street Boulder 80302 US
303-443-9122HertzUS
303-443-9262Dairy Queen3265 28th Street Boulder 80301-1408 US

Reports

Anonymous User from Alpha, Illinois

March 17, 2026 at 5:33 PM

303-443-7543 reported as a Robocall. Received on March 17, 2026 at 3:25 PM.

Anonymous User from Lakewood, Colorado

February 19, 2026 at 12:48 PM

303-443-4018 reported as a Robocall. Received on February 11, 2026 at 10:34 AM.

Anonymous User from Longmont, Colorado

December 23, 2025 at 6:46 PM

303-443-4128 reported as a Robocall. Received on December 23, 2025 at 4:41 PM.
Call for Warranties & protection plans

Anonymous User from Louisville, Colorado

December 3, 2025 at 12:57 PM

303-443-8030 reported as a Live Voice or Other. Received on December 2, 2025 at 6:12 PM.
Call for Dropped call or no message

Anonymous User from Boulder, Colorado

November 20, 2025 at 11:28 AM

303-443-7309 reported as a Robocall. Received on November 20, 2025 at 9:27 AM.

Anonymous User from Littleton, Colorado

September 24, 2025 at 1:02 PM

303-443-4449 reported as a Robocall. Received on September 24, 2025 at 10:16 AM.
Call for Dropped call or no message

Anonymous User from , CO

September 23, 2025 at 4:37 PM

303-443-3676 reported as a Robocall. Received on September 19, 2025 at 12:00 AM.

Anonymous User from , CO

September 5, 2025 at 6:48 PM

303-443-9686 reported as a Live Voice or Other. Received on September 5, 2025 at 2:21 PM.
Call for No Subject Provided

Anonymous User from Longmont, Colorado

August 25, 2025 at 8:25 PM

303-443-3858 reported as a Robocall. Received on August 25, 2025 at 4:36 PM.
Call for Medical & prescriptions

Anonymous User from Longmont, Colorado

August 18, 2025 at 4:55 PM

303-443-8352 reported as a Robocall. Received on August 18, 2025 at 2:51 PM.
Call for Home improvement & cleaning

Anonymous User from Littleton, Colorado

August 16, 2025 at 4:58 PM

303-443-2643 reported as a Robocall. Received on July 24, 2025 at 12:00 AM.
Call for No Subject Provided

Anonymous User from , CO

August 2, 2025 at 12:39 PM

303-443-1331 reported as a Robocall. Received on August 2, 2025 at 10:37 AM.
Call for Warranties & protection plans

Anonymous User from , CO

May 21, 2025 at 11:00 AM

303-443-0701 reported as a unwanted call. Received on May 20, 2025 at 3:40 PM.
Call for Dropped call or no message

Anonymous User from Bloomington, Illinois

March 24, 2025 at 1:51 PM

303-443-2460 reported as a Live Voice or Other. Received on March 24, 2025 at 9:55 PM.

Anonymous User from Denver, Colorado

January 28, 2025 at 1:46 PM

303-443-2525 reported as a Live Voice or Other. Received on January 28, 2025 at 9:13 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Boulder, Colorado

January 22, 2025 at 3:54 PM

303-443-3555 reported as a Robocall. Received on January 15, 2025 at 1:22 PM.
Call for Dropped call or no message

Anonymous User from Boulder, Colorado

January 22, 2025 at 3:50 PM

303-443-3555 reported as a Robocall. Received on January 17, 2025 at 8:12 AM.
Call for Dropped call or no message

Anonymous User from Longmont, Colorado

December 3, 2024 at 1:17 PM

303-443-1039 reported as a Robocall. Received on December 3, 2024 at 9:39 AM.
Call for Warranties & protection plans

Anonymous User from Denver, Colorado, Colorado

December 1, 2024 at 10:20 PM

303-443-8630 reported as a Robocall. Received on November 25, 2024 at 1:41 PM.

Anonymous User from , CO

November 25, 2024 at 5:50 PM

303-443-2525 reported as a Robocall. Received on November 25, 2024 at 3:35 PM.

Anonymous User from Morrison, Colorado

October 4, 2024 at 8:05 PM

303-443-3699 reported as a Robocall. Received on October 4, 2024 at 5:56 PM.

Anonymous User from Morrison, Colorado

October 4, 2024 at 7:59 PM

303-443-3699 reported as a Robocall. Received on October 3, 2024 at 4:38 PM.

Anonymous User from , CO

October 1, 2024 at 1:33 PM

303-443-4575 reported as a Robocall. Received on October 1, 2024 at 11:04 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , CO

September 26, 2024 at 10:50 AM

303-443-2771 reported as a Robocall. Received on September 26, 2024 at 8:20 AM.
Call for Dropped call or no message

Anonymous User from Loveland, Colorado

June 26, 2024 at 12:32 PM

303-443-7211 reported as a Robocall. Received on June 13, 2024 at 2:47 PM.
Call for Dropped call or no message

Anonymous User from Denver, Colorado

June 16, 2024 at 3:55 PM

303-443-2107 reported as a Live Voice or Other. Received on June 14, 2024 at 10:23 AM.

Anonymous User from Longmont, Colorado

May 14, 2024 at 11:40 AM

303-443-5326 reported as a Robocall. Received on May 14, 2024 at 9:33 AM.

Anonymous User from Toledo, Ohio

April 2, 2024 at 9:44 PM

303-443-7690 reported as a unwanted call. Received on February 29, 2024 at 5:36 PM.

Anonymous User from , CO

February 14, 2024 at 1:05 PM

303-443-2052 reported as a Robocall. Received on February 14, 2024 at 11:00 AM.
Call for Medical & prescriptions

Anonymous User from , CO

December 28, 2023 at 4:44 PM

303-443-4814 reported as a Live Voice or Other. Received on December 28, 2023 at 1:54 PM.
Call for Home improvement & cleaning

Anonymous User from , CO

December 20, 2023 at 2:40 PM

303-443-1988 reported as a Robocall. Received on December 19, 2023 at 6:01 PM.
Call for Dropped call or no message

Anonymous User from Ofallon, MO

September 19, 2023 at 9:37 PM

303-443-3596 reported as a Prerecorded Voice. Received on September 19, 2023 at 4:27 PM.
Unwanted call for Health Insurance Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CO

June 11, 2023 at 8:10 AM

303-443-1624 reported as a Robocall. Received on June 6, 2023 at 7:38 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Castle Pines, Colorado

May 20, 2023 at 5:27 PM

303-443-0824 reported as a Robocall. Received on May 20, 2023 at 1:56 PM.

Anonymous User from Pennellville, New York

December 7, 2022 at 10:12 AM

303-443-0568 reported as a Live Voice or Other. Received on December 2, 2022 at 12:00 AM.

Anonymous User from Minot, North Dakota

December 6, 2022 at 11:11 PM

303-443-1319 reported as a Robocall. Received on November 1, 2022 at 11:32 AM.
Call for Dropped call or no message

Anonymous User from , CO

December 6, 2022 at 6:10 PM

303-443-8020 reported as a Robocall. Received on December 6, 2022 at 11:04 AM.
Call for Medical & prescriptions

Anonymous User from Westminster, Colorado

November 21, 2022 at 11:10 AM

303-443-1885 reported as a Robocall. Received on November 21, 2022 at 9:07 AM.
Call for Medical & prescriptions

Anonymous User from Wheat Ridge, CO

September 21, 2022 at 8:54 PM

None reported as a Prerecorded Voice. Received on September 21, 2022 at 12:31 PM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-7805
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CA

June 3, 2022 at 2:57 PM

303-443-3581 reported as a Robocall. Received on June 3, 2022 at 11:26 AM.
Call for Dropped call or no message

Anonymous User from Wheat Ridge, CO

March 28, 2022 at 10:08 PM

None reported as a Prerecorded Voice. Received on March 28, 2022 at 7:33 AM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-1823
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Wheat Ridge, CO

March 28, 2022 at 10:06 PM

None reported as a Prerecorded Voice. Received on March 28, 2022 at 2:33 PM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-5526
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Jamestown Colorado, CO

August 10, 2021 at 5:53 PM

None reported as a Prerecorded Voice. Received on August 10, 2021 at 11:43 AM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-1432
Contacted via Internet (VOIP)

Anonymous User from Wheat Ridge, CO

June 24, 2021 at 3:43 PM

None reported as a Prerecorded Voice. Received on June 24, 2021 at 1:05 PM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-2498
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Kissimmee, FL

April 18, 2021 at 11:33 PM

None reported as a Prerecorded Voice. Received on April 18, 2021 at 3:35 PM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-7272
Contacted via Wired

Anonymous User from Parker, CO

March 19, 2021 at 5:18 PM

303-443-1237 reported as a Prerecorded Voice. Received on March 19, 2021 at 11:13 AM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Lakewood, CO

March 9, 2021 at 11:30 PM

None reported as a Prerecorded Voice. Received on March 9, 2021 at 9:12 AM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-6416
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Wheat Ridge, CO

October 22, 2020 at 7:10 PM

None reported as a Prerecorded Voice. Received on October 22, 2020 at 1:00 PM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-9545
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , NC

March 20, 2017 at 6:07 PM

None reported as a Live Voice. Received on March 20, 2017 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 303-443-2785
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CO

July 28, 2015 at 8:20 PM

reported as a Prerecorded Voice. Received on July 28, 2015 at 1:00 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 303-443-6602
Contacted via Wired

Anonymous User from , CO

April 3, 2015 at 6:55 PM

reported as a Prerecorded Voice. Received on April 3, 2015 at 11:21 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 303-443-6602
Contacted via Wired

Most 'popular' numbers on this prefix:

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303-443-2XXX: 303-443-2000 | 303-443-2002 | 303-443-2007 | 303-443-2052 | 303-443-2053 | 303-443-2054 | 303-443-2100 | 303-443-2101 | 303-443-2103 | 303-443-2111 | 303-443-2187 | 303-443-2188 | 303-443-2400 | 303-443-2447 | 303-443-2491 | 303-443-2496 | 303-443-2499 | 303-443-2500 | 303-443-2501 | 303-443-2507 | 303-443-2520 | 303-443-2522 | 303-443-2525 | 303-443-2600 | 303-443-2610 | 303-443-2611 | 303-443-2612 | 303-443-2666 | 303-443-2700 | 303-443-2777 | 303-443-2780 | 303-443-2783 | 303-443-2788 |
303-443-3XXX: 303-443-3100 | 303-443-3130 | 303-443-3131 | 303-443-3135 | 303-443-3197 | 303-443-3200 | 303-443-3222 | 303-443-3250 | 303-443-3255 | 303-443-3258 | 303-443-3300 | 303-443-3330 | 303-443-3333 | 303-443-3380 | 303-443-3383 | 303-443-3388 | 303-443-3400 | 303-443-3408 | 303-443-3443 | 303-443-3444 | 303-443-3500 | 303-443-3550 | 303-443-3551 | 303-443-3555 | 303-443-3600 | 303-443-3620 | 303-443-3650 | 303-443-3660 | 303-443-3663 | 303-443-3666 | 303-443-3700 | 303-443-3706 | 303-443-3708 | 303-443-3750 | 303-443-3777 | 303-443-3800 | 303-443-3807 | 303-443-3808 | 303-443-3820 | 303-443-3850 | 303-443-3900 | 303-443-3920 | 303-443-3922 | 303-443-3923 | 303-443-3950 |
303-443-4XXX: 303-443-4200 | 303-443-4202 | 303-443-4240 | 303-443-4241 | 303-443-4244 | 303-443-4500 | 303-443-4520 | 303-443-4540 | 303-443-4544 | 303-443-4545 | 303-443-4550 | 303-443-4800 | 303-443-4810 | 303-443-4811 | 303-443-4812 | 303-443-4888 |
303-443-5XXX: 303-443-5000 | 303-443-5001 | 303-443-5010 | 303-443-5011 | 303-443-5015 | 303-443-5050 | 303-443-5100 | 303-443-5120 | 303-443-5150 | 303-443-5157 | 303-443-5200 | 303-443-5210 | 303-443-5211 | 303-443-5212 | 303-443-5220 | 303-443-5250 | 303-443-5300 | 303-443-5320 | 303-443-5322 | 303-443-5323 | 303-443-5330 | 303-443-5500 | 303-443-5520 | 303-443-5521 | 303-443-5522 | 303-443-5550 | 303-443-5555 | 303-443-5800 | 303-443-5808 | 303-443-5820 | 303-443-5840 |
303-443-6XXX: 303-443-6001 | 303-443-6004 | 303-443-6008 | 303-443-6050 | 303-443-6053 | 303-443-6054 | 303-443-6400 | 303-443-6401 | 303-443-6404 | 303-443-6410 | 303-443-6411 | 303-443-6412 | 303-443-6600 | 303-443-6601 | 303-443-6607 | 303-443-6660 | 303-443-6700 | 303-443-6701 | 303-443-6777 | 303-443-6780 | 303-443-6787 | 303-443-6789 |
303-443-7XXX: 303-443-7000 | 303-443-7040 | 303-443-7070 | 303-443-7080 | 303-443-7083 | 303-443-7088 | 303-443-7100 | 303-443-7102 | 303-443-7105 | 303-443-7107 | 303-443-7200 | 303-443-7202 | 303-443-7210 | 303-443-7211 | 303-443-7212 | 303-443-7220 | 303-443-7500 | 303-443-7505 | 303-443-7506 | 303-443-7507 | 303-443-7600 | 303-443-7666 | 303-443-7690 | 303-443-7695 | 303-443-7699 | 303-443-7700 | 303-443-7770 | 303-443-7776 | 303-443-7777 | 303-443-7778 | 303-443-7800 | 303-443-7807 | 303-443-7830 | 303-443-7833 | 303-443-7835 | 303-443-7888 | 303-443-7901 | 303-443-7930 | 303-443-7936 | 303-443-7938 |
303-443-8XXX: 303-443-8000 | 303-443-8008 | 303-443-8009 | 303-443-8020 | 303-443-8022 | 303-443-8024 | 303-443-8400 | 303-443-8404 | 303-443-8450 | 303-443-8470 | 303-443-8475 | 303-443-8500 | 303-443-8501 | 303-443-8507 | 303-443-8600 | 303-443-8601 | 303-443-8630 | 303-443-8633 | 303-443-8635 | 303-443-8650 | 303-443-8700 | 303-443-8701 | 303-443-8770 | 303-443-8771 | 303-443-8777 |
303-443-9XXX: 303-443-9000 | 303-443-9001 | 303-443-9008 | 303-443-9070 | 303-443-9071 | 303-443-9077 | 303-443-9100 | 303-443-9110 | 303-443-9111 | 303-443-9115 | 303-443-9191 | 303-443-9500 | 303-443-9540 | 303-443-9544 | 303-443-9545 | 303-443-9550 | 303-443-9700 | 303-443-9707 | 303-443-9760 | 303-443-9765 | 303-443-9767 | 303-443-9777 | 303-443-9800 | 303-443-9807 | 303-443-9808 | 303-443-9830 | 303-443-9833 | 303-443-9835 | 303-443-9900 | 303-443-9907 | 303-443-9909 | 303-443-9962 |