303-803

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	303803
Basic Format	303-803
NPA (Area Code)	303
NXX	803

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
303-803-0XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	10/26/2006	DENVER	CO	WE	11/23/2006
303-803-1XXX	4574	LEVEL 3 TELECOM OF COLORADO, LLC - CO	DENVER	RT		DENVER	CO	WE
303-803-2XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	03/18/2005	DENVER	CO	WE	03/30/2005
303-803-3XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	03/18/2005	DENVER	CO	WE	03/30/2005
303-803-4XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	03/18/2005	DENVER	CO	WE	03/30/2005
303-803-5XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	03/18/2005	DENVER	CO	WE	03/30/2005
303-803-6XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	03/18/2005	DENVER	CO	WE	03/30/2005
303-803-7XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	04/26/2005	DENVER	CO	WE	05/23/2005
303-803-8XXX	6010	NEW CINGULAR WIRELESS PCS, LLC	DENVER	AS	04/26/2005	DENVER	CO	WE	05/23/2005
303-803-9XXX	4574	LEVEL 3 TELECOM OF COLORADO, LLC - CO	DENVER	RT		DENVER	CO	WE
303-803-XXXX	4574	LEVEL 3 TELECOM OF COLORADO, LLC - CO	DENVER	AS		DENVER	CO

Business/Government Phones on the 303-803 Prefix

Phone	Name	Address
303-803-1030	Nova Home Loans
303-803-1030	Nova Home Loans
303-803-1030	Nova Home Loans
303-803-1619	Golden Rule Roofing
303-803-1883	O'Meara Volkswagen of Thornton
303-803-3553	Echo Repair, Remodel, and Reconstruction LLC
303-803-4160	Parrs Landscapes, LLC
303-803-5604	Clear Path Care Corp - The Christopher House
303-803-5604	Clear Path Care Corporation
303-803-7576	Four Season Concrete Construction LLC
303-803-1010	Sprouts Farmers Market	5150 West 120th Avenue Westminster 80030 US
303-803-1380	Farmhouse Restaurant at Breckenridge Brewery	2990 Brewery Lane Littleton 80120 US
303-803-3803	The Denver International Airport Office Building	18300 East 71st Avenue Denver 80249 US
303-803-6206	A+ Fencing, LLC	US

Reports

Anonymous User from Louisville, Colorado

September 26, 2025 at 5:59 PM

303-803-9101 reported as a Live Voice or Other. Received on September 26, 2025 at 3:53 PM.
Call for Dropped call or no message

Anonymous User from , CO

April 11, 2025 at 2:54 PM

303-803-1720 reported as a Robocall. Received on April 11, 2025 at 10:10 AM.

Anonymous User from Denver, Colorado

April 8, 2025 at 10:22 AM

303-803-3805 reported as a Live Voice or Other. Received on April 8, 2025 at 8:10 AM.

Anonymous User from Aurora, Colorado

February 28, 2025 at 5:16 PM

303-803-1101 reported as a Robocall. Received on February 28, 2025 at 3:10 PM.

Anonymous User from Aurora, Colorado

February 22, 2025 at 10:17 AM

303-803-1260 reported as a Robocall. Received on February 21, 2025 at 1:09 PM.
Call for Medical & prescriptions

Anonymous User from Evergreen, Colorado

February 11, 2025 at 5:15 PM

303-803-2821 reported as a Live Voice or Other. Received on December 24, 2024 at 4:08 PM.
Call for Dropped call or no message

Anonymous User from , CO

January 23, 2025 at 11:13 AM

303-803-1633 reported as a Live Voice or Other. Received on January 23, 2025 at 9:00 AM.

Anonymous User from Aiken, South Carolina

November 30, 2024 at 9:26 PM

303-803-1699 reported as a Robocall. Received on November 5, 2024 at 5:19 PM.
Call for No Subject Provided

Anonymous User from Aiken, South Carolina

November 5, 2024 at 5:21 PM

303-803-1699 reported as a Live Voice or Other. Received on October 28, 2024 at 6:13 PM.
Call for Medical & prescriptions

Anonymous User from Fort Collins, Colorado

July 12, 2024 at 11:56 AM

303-803-9510 reported as a Robocall. Received on July 12, 2024 at 9:49 AM.
Call for Dropped call or no message

Anonymous User from Houston, Texas

November 29, 2023 at 3:41 PM

303-803-7001 reported as a Robocall. Received on November 29, 2023 at 12:51 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , AZ

September 26, 2023 at 12:26 PM

303-803-6882 reported as a Robocall. Received on September 26, 2020 at 12:00 AM.
Call for No Subject Provided

Anonymous User from Aurora, Colorado

August 30, 2023 at 5:58 PM

303-803-8289 reported as a Live Voice or Other. Received on August 30, 2023 at 3:57 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , CO

August 13, 2023 at 8:20 AM

303-803-1993 reported as a Robocall. Received on August 7, 2023 at 3:18 PM.
Call for Energy, solar, & utilities

Anonymous User from , CO

May 29, 2023 at 11:57 PM

303-803-6007 reported as a Live Voice or Other. Received on May 29, 2023 at 10:25 PM.

Anonymous User from , CO

January 20, 2023 at 6:05 PM

303-803-7220 reported as a Live Voice or Other. Received on January 20, 2023 at 2:03 PM.

Anonymous User from , CO

January 20, 2023 at 6:03 PM

303-803-7207 reported as a Live Voice or Other. Received on January 20, 2023 at 2:05 PM.

Anonymous User from , CO

January 20, 2023 at 6:02 PM

303-803-7546 reported as a Live Voice or Other. Received on January 20, 2023 at 2:07 PM.

Anonymous User from , CO

January 20, 2023 at 6:01 PM

303-803-7774 reported as a Live Voice or Other. Received on January 20, 2023 at 2:16 PM.

Anonymous User from , CO

January 20, 2023 at 6:00 PM

303-803-6431 reported as a Live Voice or Other. Received on January 20, 2023 at 2:17 PM.

Anonymous User from , CO

January 20, 2023 at 5:57 PM

303-803-7364 reported as a Live Voice or Other. Received on January 20, 2023 at 2:27 PM.

Anonymous User from , CO

January 20, 2023 at 5:56 PM

303-803-5595 reported as a unwanted call. Received on January 20, 2023 at 2:28 PM.

Anonymous User from , CO

January 20, 2023 at 5:55 PM

303-803-6697 reported as a Live Voice or Other. Received on January 20, 2023 at 1:44 PM.

Anonymous User from , CO

January 20, 2023 at 5:53 PM

303-803-6278 reported as a unwanted call. Received on January 20, 2023 at 1:48 PM.

Anonymous User from , CO

January 20, 2023 at 5:52 PM

303-803-7097 reported as a Live Voice or Other. Received on January 20, 2023 at 1:52 PM.

Anonymous User from , CO

January 20, 2023 at 5:50 PM

303-803-7350 reported as a Live Voice or Other. Received on January 20, 2023 at 1:53 PM.

Anonymous User from , CO

January 20, 2023 at 5:48 PM

303-803-6834 reported as a Live Voice or Other. Received on January 20, 2023 at 1:57 PM.

Anonymous User from , CO

January 20, 2023 at 5:47 PM

303-803-7653 reported as a Live Voice or Other. Received on January 20, 2023 at 2:01 PM.

Anonymous User from , CO

January 20, 2023 at 5:44 PM

303-803-5789 reported as a Live Voice or Other. Received on January 20, 2023 at 2:00 PM.

Anonymous User from Longmont, Colorado

December 2, 2022 at 4:20 PM

303-803-6683 reported as a Live Voice or Other. Received on December 2, 2022 at 2:16 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Denver, Colorado

October 17, 2022 at 4:19 PM

303-803-1390 reported as a Robocall. Received on October 17, 2022 at 2:18 PM.

Anonymous User from Arvada, Colorado

August 5, 2022 at 12:12 PM

303-803-4992 reported as a Robocall. Received on August 5, 2022 at 9:56 AM.

Anonymous User from Denver, CO

June 23, 2022 at 3:08 PM

None reported as a Prerecorded Voice. Received on June 23, 2022 at 9:04 AM.
Unwanted call for Amazon Services
Caller ID indicated they called from 303-803-7391
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Denver, CO

June 22, 2022 at 7:49 PM

None reported as a Prerecorded Voice. Received on June 22, 2022 at 1:42 PM.
Unwanted call for Amazon Services
Caller ID indicated they called from 303-803-5718
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Denver, Colorado

May 27, 2022 at 11:34 PM

303-803-8341 reported as a Robocall. Received on May 27, 2022 at 6:08 AM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from Denver, CO

November 10, 2021 at 5:02 PM

None reported as a Text Message. Received on November 10, 2021 at 9:11 PM.
Unwanted call for unknown
Caller ID indicated they called from 303-803-2590
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

303-803-1XXX: 303-803-1000 | 303-803-1001 | 303-803-1003 | 303-803-1033 | 303-803-1038 | 303-803-1039 | 303-803-1100 | 303-803-1103 | 303-803-1108 | 303-803-1111 | 303-803-1122 | 303-803-1199 | 303-803-1233 | 303-803-1234 | 303-803-1238 | 303-803-1260 | 303-803-1262 | 303-803-1269 | 303-803-1300 | 303-803-1303 | 303-803-1308 | 303-803-1390 | 303-803-1391 | 303-803-1399 | 303-803-1600 | 303-803-1608 | 303-803-1610 | 303-803-1614 | 303-803-1616 | 303-803-1688 | 303-803-1700 | 303-803-1720 | 303-803-1722 | 303-803-1724 | 303-803-1747 | 303-803-1777 | 303-803-1800 | 303-803-1803 | 303-803-1808 | 303-803-1881 | 303-803-1887 | 303-803-1888 | 303-803-1991 | 303-803-1993 | 303-803-1995 | 303-803-1997 | 303-803-1998 |
303-803-2XXX: 303-803-2500 | 303-803-2508 | 303-803-2562 | 303-803-2591 | 303-803-2596 | 303-803-2599 | 303-803-2600 | 303-803-2640 | 303-803-2645 | 303-803-2647 | 303-803-2800 | 303-803-2820 | 303-803-2823 | 303-803-2824 | 303-803-2883 | 303-803-2888 |
303-803-3XXX: 303-803-3000 | 303-803-3003 | 303-803-3005 | 303-803-3443 | 303-803-3446 | 303-803-3456 | 303-803-3481 | 303-803-3483 | 303-803-3488 | 303-803-3500 | 303-803-3550 | 303-803-3551 | 303-803-3556 | 303-803-3800 | 303-803-3803 | 303-803-3808 |
303-803-4XXX: 303-803-4142 | 303-803-4160 | 303-803-4168 | 303-803-4169 | 303-803-4343 | 303-803-4383 | 303-803-4385 | 303-803-4387 | 303-803-4990 | 303-803-4993 | 303-803-4997 | 303-803-4998 |
303-803-5XXX: 303-803-5300 | 303-803-5301 | 303-803-5303 | 303-803-5321 | 303-803-5322 | 303-803-5328 | 303-803-5351 | 303-803-5353 | 303-803-5358 | 303-803-5500 | 303-803-5555 | 303-803-5566 | 303-803-5591 | 303-803-5595 | 303-803-5599 | 303-803-5600 | 303-803-5601 | 303-803-5606 | 303-803-5678 | 303-803-5710 | 303-803-5711 | 303-803-5717 | 303-803-5753 | 303-803-5757 | 303-803-5787 |
303-803-6XXX: 303-803-6001 | 303-803-6003 | 303-803-6008 | 303-803-6020 | 303-803-6060 | 303-803-6070 | 303-803-6200 | 303-803-6202 | 303-803-6205 | 303-803-6247 | 303-803-6430 | 303-803-6433 | 303-803-6434 | 303-803-6443 | 303-803-6452 | 303-803-6453 | 303-803-6500 | 303-803-6515 | 303-803-6530 | 303-803-6533 | 303-803-6535 | 303-803-6550 | 303-803-6600 | 303-803-6652 | 303-803-6688 | 303-803-6690 | 303-803-6691 | 303-803-6699 | 303-803-6830 | 303-803-6833 | 303-803-6838 | 303-803-6882 | 303-803-6883 | 303-803-6887 | 303-803-6900 | 303-803-6990 | 303-803-6996 | 303-803-6998 |
303-803-7XXX: 303-803-7000 | 303-803-7002 | 303-803-7003 | 303-803-7020 | 303-803-7070 | 303-803-7220 | 303-803-7223 | 303-803-7229 | 303-803-7258 | 303-803-7272 | 303-803-7278 | 303-803-7332 | 303-803-7337 | 303-803-7360 | 303-803-7363 | 303-803-7365 | 303-803-7372 | 303-803-7500 | 303-803-7506 | 303-803-7570 | 303-803-7575 | 303-803-7577 | 303-803-7600 | 303-803-7650 | 303-803-7653 | 303-803-7654 | 303-803-7700 | 303-803-7770 | 303-803-7777 | 303-803-7778 | 303-803-7995 | 303-803-7997 | 303-803-7998 |
303-803-8XXX: 303-803-8258 | 303-803-8281 | 303-803-8282 | 303-803-8283 | 303-803-8303 | 303-803-8340 | 303-803-8343 | 303-803-8344 | 303-803-8383 | 303-803-8387 |
303-803-9XXX: 303-803-9500 | 303-803-9510 | 303-803-9511 | 303-803-9515 | 303-803-9550 |