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303-501

You are reviewing the Area Code (NPA/NXX) report for 303-501. Did you mean to search the SMS short code 303501?

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Raw Number303501
Basic Format303-501
NPA (Area Code)303
NXX501

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateStateRegionBlock Effective Date
303-501-0XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS11/07/2006COWE12/28/2006
303-501-1XXX829JPAETEC ITEL, LLCDENVERAS08/22/2007COWE09/20/2007
303-501-2XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS11/07/2006COWE12/28/2006
303-501-3XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS11/07/2006COWE12/28/2006
303-501-4XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS11/07/2006COWE12/28/2006
303-501-5XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS11/07/2006COWE12/31/2006
303-501-6XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS11/07/2006COWE12/31/2006
303-501-7XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS11/07/2006COWE12/31/2006
303-501-8XXX026DONVOY, LLC - CODENVERAS12/14/2006COWE12/28/2006
303-501-9XXX6010NEW CINGULAR WIRELESS PCS, LLCDENVERAS12/29/2006COWE01/11/2007
303-501-XXXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS01/26/2006CO

Business/Government Phones on the 303-501 Prefix

PhoneNameAddress
303-501-3563Kinsmen Concrete Company LLC
303-501-4288Colorado Comfort Pros
303-501-1555Community Pet Hospital - Riverdale12840 Holly Street Thornton 80602 US
303-501-1725Walgreens4351 East 104th Avenue Thornton 80233 US
303-501-3283Angel's Muffler Shop LLC2400 East 46th South Avenue Denver 80216 US
303-501-3322Extra Space Storage8569 South Poplar Way Highlands Ranch 80130 US
303-501-8604Arapahoe Auto SalesUS
303-501-9922Centennial Vapor Denver2323 East Evans Avenue Denver 80210 US

Reports

Anonymous User from Evergreen, Colorado

April 9, 2026 at 3:26 PM

303-501-1249 reported as a Live Voice or Other. Received on April 9, 2026 at 9:00 AM.

Anonymous User from , CO

March 23, 2026 at 4:45 PM

303-501-8613 reported as a Live Voice or Other. Received on March 23, 2026 at 2:43 PM.

Anonymous User from Colorado Springs, CO

February 2, 2026 at 11:18 PM

reported as a Text Message. Received on February 2, 2026 at 12:43 PM.
Unwanted call for unknown
Caller ID indicated they called from 303-501-7183
Contacted via Internet (VOIP)

Anonymous User from Longmont, Colorado

September 13, 2025 at 4:27 AM

303-501-1058 reported as a Robocall. Received on September 12, 2025 at 9:16 AM.
Call for Home improvement & cleaning

Anonymous User from , CO

April 29, 2025 at 6:23 PM

303-501-1564 reported as a Robocall. Received on March 10, 2025 at 8:50 PM.

Anonymous User from , CO

March 10, 2025 at 12:15 PM

303-501-5949 reported as a Robocall. Received on March 10, 2025 at 10:14 AM.
Call for Dropped call or no message

Anonymous User from Arizona, Arizona

February 11, 2025 at 11:05 AM

303-501-8635 reported as a Live Voice or Other. Received on February 11, 2025 at 8:54 AM.

Anonymous User from , CO

December 27, 2024 at 2:16 PM

303-501-8585 reported as a Live Voice or Other. Received on December 27, 2024 at 12:03 PM.
Call for Home improvement & cleaning

Anonymous User from Goodland, KS

November 22, 2024 at 7:56 PM

303-501-6979 reported as a Live Voice. Received on November 22, 2024 at 12:14 PM.
Unwanted call for unknown
Contacted via Internet (VOIP)

Anonymous User from Goodland, KS

November 13, 2024 at 4:09 PM

303-501-6879 reported as a Live Voice. Received on November 13, 2024 at 5:30 PM.
Unwanted call for unknown
Contacted via Internet (VOIP)

Anonymous User from Goodland, KS

November 11, 2024 at 6:14 PM

303-501-6979 reported as a Live Voice. Received on November 11, 2024 at 9:45 PM.
Unwanted call for unknown
Contacted via Internet (VOIP)

Anonymous User from , CO

October 18, 2024 at 6:29 PM

303-501-8618 reported as a Robocall. Received on October 18, 2024 at 4:19 PM.
Call for Dropped call or no message

Anonymous User from Aurora, Colorado

July 15, 2024 at 2:37 PM

303-501-8625 reported as a Live Voice or Other. Received on July 15, 2024 at 12:25 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Greeley, Colorado

January 11, 2024 at 6:16 PM

303-501-7041 reported as a Robocall. Received on January 11, 2024 at 4:12 PM.
Call for No Subject Provided

Anonymous User from Placentia, CA

October 3, 2023 at 4:47 PM

303-501-3207 reported as a Prerecorded Voice. Received on October 3, 2023 at 5:38 AM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CO

June 26, 2023 at 4:13 PM

303-501-9217 reported as a Robocall. Received on June 26, 2023 at 2:04 PM.
Call for Dropped call or no message

Anonymous User from Centennial, Colorado

October 31, 2022 at 4:16 PM

303-501-2411 reported as a Robocall. Received on October 31, 2022 at 2:06 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , CO

October 14, 2022 at 2:04 PM

303-501-9615 reported as a unwanted call. Received on October 14, 2022 at 8:31 AM.
Call for Dropped call or no message

Anonymous User from Old Bridge, New Jersey

October 8, 2022 at 7:47 AM

303-501-8646 reported as a Robocall. Received on October 7, 2022 at 4:59 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from San Francisco, California

October 7, 2022 at 5:45 PM

303-501-2344 reported as a Robocall. Received on October 7, 2022 at 2:31 PM.
Call for Dropped call or no message

Anonymous User from Tucson, Arizona

August 30, 2022 at 5:10 PM

303-501-6968 reported as a unwanted call. Received on August 30, 2022 at 2:03 PM.

Anonymous User from , CO

August 30, 2022 at 5:05 PM

303-501-6968 reported as a unwanted call. Received on August 30, 2022 at 2:03 PM.
Call for Dropped call or no message

Anonymous User from Centennial, CO

November 12, 2020 at 3:13 PM

None reported as a Live Voice. Received on November 12, 2020 at 8:01 AM.
Unwanted call for unknown
Caller ID indicated they called from 303-501-5695
Contacted via Internet (VOIP)

Most 'popular' numbers on this prefix:

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303-501-6XXX: 303-501-6870 | 303-501-6875 | 303-501-6877 | 303-501-6883 | 303-501-6887 | 303-501-6889 | 303-501-6960 | 303-501-6962 | 303-501-6969 | 303-501-6992 | 303-501-6996 | 303-501-6998 |
303-501-7XXX: 303-501-7000 | 303-501-7040 | 303-501-7045 | 303-501-7047 | 303-501-7070 | 303-501-7171 | 303-501-7172 | 303-501-7179 | 303-501-7180 | 303-501-7181 | 303-501-7188 |
303-501-8XXX: 303-501-8400 | 303-501-8401 | 303-501-8409 | 303-501-8471 | 303-501-8472 | 303-501-8473 | 303-501-8500 | 303-501-8501 | 303-501-8556 | 303-501-8581 | 303-501-8583 | 303-501-8585 | 303-501-8610 | 303-501-8614 | 303-501-8618 | 303-501-8620 | 303-501-8622 | 303-501-8628 | 303-501-8692 | 303-501-8693 | 303-501-8697 | 303-501-8961 | 303-501-8962 | 303-501-8967 | 303-501-8989 | 303-501-8997 | 303-501-8998 |
303-501-9XXX: 303-501-9211 | 303-501-9214 | 303-501-9217 | 303-501-9292 | 303-501-9297 | 303-501-9298 | 303-501-9610 | 303-501-9611 | 303-501-9614 | 303-501-9692 | 303-501-9696 | 303-501-9697 | 303-501-9900 | 303-501-9909 | 303-501-9920 | 303-501-9922 | 303-501-9929 | 303-501-9962 |