You are reviewing the Area Code (NPA/NXX) report for 303-839. Did you mean to search the SMS short code 303839?
North American Phone Intelligence
Search a phone number, area code, exchange, or short code
Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.
303-839-9526 reported as a Live Voice or Other. Received on April 13, 2026 at 2:34 PM.
Anonymous User from Edgewater, Colorado
February 27, 2026 at 11:19 AM
303-839-9051 reported as a Robocall. Received on February 27, 2026 at 12:00 AM. Call for Home improvement & cleaning
Anonymous User from Federal Heights, Colorado
November 22, 2025 at 4:15 PM
303-839-8646 reported as a Robocall. Received on November 22, 2025 at 1:39 PM. Call for Medical & prescriptions
Anonymous User from Erie, Colorado
May 29, 2025 at 4:06 PM
303-839-1700 reported as a Live Voice or Other. Received on May 29, 2025 at 12:00 AM.
Anonymous User from , CO
April 29, 2025 at 5:55 PM
303-839-8607 reported as a Robocall. Received on April 22, 2025 at 2:19 PM.
Anonymous User from Aurora, Colorado
March 4, 2025 at 11:59 AM
303-839-3231 reported as a Live Voice or Other. Received on March 4, 2025 at 9:54 AM.
Anonymous User from Littleton, Colorado
December 3, 2024 at 3:33 PM
303-839-2391 reported as a Robocall. Received on December 3, 2024 at 1:25 PM. Call for Medical & prescriptions
Anonymous User from , CO
November 14, 2023 at 4:45 PM
303-839-1234 reported as a Robocall. Received on November 13, 2023 at 4:02 PM. Call for Medical & prescriptions
Anonymous User from Amesville, OH
October 11, 2023 at 8:49 PM
None reported as a Live Voice. Received on October 11, 2023 at 5:01 PM. Unwanted call for unknown Caller ID indicated they called from 303-839-1809 Contacted via Wired
Anonymous User from Denver, CO
April 11, 2023 at 5:38 PM
None reported as a Prerecorded Voice. Received on April 11, 2023 at 11:30 AM. Unwanted call for Medicare Medicaid Services Caller ID indicated they called from 303-839-4258 Contacted via Wired
Anonymous User from Parker, Colorado
July 7, 2022 at 5:31 PM
303-839-8027 reported as a Robocall. Received on July 7, 2022 at 3:14 PM. Call for Warranties & protection plans
Anonymous User from , NE
July 29, 2015 at 4:07 PM
reported as a Live Voice. Received on July 29, 2015 at 9:56 AM. Telemarketing (including do not call and spoofing) for unknown Caller ID indicated they called from 303-839-0015 Contacted via Wired
Anonymous User from , CA
June 22, 2015 at 10:55 PM
reported as a Prerecorded Voice. Received on June 22, 2015 at 9:42 AM. Telemarketing (including do not call and spoofing) for unknown Caller ID indicated they called from 303-839-0015 Contacted via Wired
Anonymous User from , AZ
June 15, 2015 at 4:51 PM
reported as a Prerecorded Voice. Received on June 14, 2015 at 9:10 AM. Telemarketing (including do not call and spoofing) for unknown Caller ID indicated they called from 303-839-0015 Contacted via Wireless (cell phone/other mobile device)
Reports
Anonymous User from Longmont, Colorado
April 13, 2026 at 4:43 PM
Anonymous User from Edgewater, Colorado
February 27, 2026 at 11:19 AM
Anonymous User from Federal Heights, Colorado
November 22, 2025 at 4:15 PM
Anonymous User from Erie, Colorado
May 29, 2025 at 4:06 PM
Anonymous User from , CO
April 29, 2025 at 5:55 PM
Anonymous User from Aurora, Colorado
March 4, 2025 at 11:59 AM
Anonymous User from Littleton, Colorado
December 3, 2024 at 3:33 PM
Anonymous User from , CO
November 14, 2023 at 4:45 PM
Anonymous User from Amesville, OH
October 11, 2023 at 8:49 PM
Anonymous User from Denver, CO
April 11, 2023 at 5:38 PM
Anonymous User from Parker, Colorado
July 7, 2022 at 5:31 PM
Anonymous User from , NE
July 29, 2015 at 4:07 PM
Anonymous User from , CA
June 22, 2015 at 10:55 PM
Anonymous User from , AZ
June 15, 2015 at 4:51 PM