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303-539

You are reviewing the Area Code (NPA/NXX) report for 303-539. Did you mean to search the SMS short code 303539?

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Raw Number303539
Basic Format303-539
NPA (Area Code)303
NXX539

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeCityState
303-539-XXXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCDENVERASDENVERCO

Business/Government Phones on the 303-539 Prefix

PhoneNameAddress
303-539-4060Similasan Corporation
303-539-6965J. Calpin Custom Interiors, Inc
303-539-6996Boulder Campervans LLC
303-539-9357Cool-N-Save
303-539-5030ServiceUS
303-539-6937CAVA2023 South Colorado Boulevard Denver 80222 US

Reports

Anonymous User from Monroe Township, New Jersey

February 26, 2026 at 11:19 AM

303-539-7176 reported as a Live Voice or Other. Received on January 31, 2026 at 11:27 AM.

Anonymous User from Castle Rock, Colorado

January 15, 2026 at 12:02 PM

303-539-8439 reported as a Robocall. Received on January 15, 2026 at 8:47 AM.
Call for Medical & prescriptions

Anonymous User from , MA

December 2, 2025 at 1:32 PM

303-539-6573 reported as a Live Voice or Other. Received on December 2, 2025 at 12:28 PM.

Anonymous User from , CO

September 24, 2025 at 8:19 PM

303-539-9325 reported as a Robocall. Received on September 24, 2025 at 4:50 AM.

Anonymous User from Las Vegas, Nevada

July 17, 2025 at 3:00 PM

303-539-1558 reported as a Live Voice or Other. Received on July 17, 2025 at 11:36 AM.

Anonymous User from , CO

June 6, 2025 at 3:44 PM

303-539-9494 reported as a Robocall. Received on June 6, 2025 at 1:36 PM.

Anonymous User from , CO

May 6, 2025 at 9:14 AM

303-539-9494 reported as a Robocall. Received on May 6, 2025 at 12:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , MA

August 1, 2024 at 6:51 PM

303-539-9325 reported as a Live Voice or Other. Received on August 1, 2024 at 5:40 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , ME

November 7, 2023 at 11:24 AM

303-539-2262 reported as a unwanted call. Received on November 7, 2023 at 11:20 AM.
Call for Medical & prescriptions

Anonymous User from Littleton, Colorado

September 18, 2023 at 2:22 PM

303-539-9494 reported as a unwanted call. Received on September 16, 2023 at 11:25 PM.
Call for No Subject Provided

Anonymous User from Broomfield, Colorado

June 7, 2023 at 11:45 PM

303-539-9494 reported as a Robocall. Received on June 7, 2023 at 10:10 AM.
Call for Warranties & protection plans

Anonymous User from Arvada, Colorado

June 7, 2023 at 3:28 PM

303-539-9494 reported as a Robocall. Received on June 7, 2023 at 1:24 PM.
Call for Home security & alarms

Anonymous User from Broomfield, Colorado

June 1, 2023 at 2:51 PM

303-539-9912 reported as a Robocall. Received on June 1, 2023 at 12:04 PM.

Anonymous User from Healdsburg, California

February 24, 2023 at 4:05 PM

303-539-1523 reported as a Robocall. Received on February 24, 2023 at 1:00 PM.

Anonymous User from Westminster, Colorado

December 18, 2022 at 2:55 AM

303-539-9494 reported as a Live Voice or Other. Received on December 18, 2022 at 12:48 AM.

Anonymous User from , CO

September 28, 2022 at 1:09 PM

303-539-5272 reported as a Robocall. Received on September 28, 2022 at 11:06 AM.
Call for Dropped call or no message

Anonymous User from New Orleans, Louisiana

September 9, 2022 at 6:57 PM

303-539-3442 reported as a Robocall. Received on September 9, 2022 at 4:58 PM.

Anonymous User from Inver Grove Heights, Minnesota

August 17, 2022 at 9:45 PM

303-539-3467 reported as a Robocall. Received on August 17, 2022 at 5:55 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Arvada, Colorado

June 8, 2022 at 2:44 PM

303-539-9494 reported as a Robocall. Received on June 8, 2022 at 9:49 AM.
Call for Dropped call or no message

Anonymous User from Broomfield, Colorado

June 8, 2022 at 1:52 PM

303-539-9494 reported as a Robocall. Received on June 8, 2022 at 10:15 AM.

Anonymous User from , OR

December 22, 2016 at 12:43 AM

None reported as a Prerecorded Voice. Received on October 7, 2016 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 303-539-3192
Contacted via Wired

Anonymous User from , VA

February 16, 2016 at 9:02 PM

reported as a Live Voice. Received on February 16, 2016 at 2:40 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 303-539-7176
Contacted via Wired

Most 'popular' numbers on this prefix:

303-539-0XXX: 303-539-0700 | 303-539-0707 | 303-539-0740 | 303-539-0741 | 303-539-0747 | 303-539-0777 |
303-539-1XXX: 303-539-1500 | 303-539-1522 | 303-539-1524 | 303-539-1525 | 303-539-1547 | 303-539-1583 |
303-539-2XXX: 303-539-2200 | 303-539-2233 | 303-539-2236 | 303-539-2260 | 303-539-2262 | 303-539-2265 | 303-539-2900 | 303-539-2950 | 303-539-2953 | 303-539-2955 | 303-539-2991 | 303-539-2992 |
303-539-3XXX: 303-539-3100 | 303-539-3111 | 303-539-3191 | 303-539-3197 | 303-539-3199 | 303-539-3400 | 303-539-3444 | 303-539-3450 | 303-539-3460 | 303-539-3465 |
303-539-4XXX: 303-539-4000 | 303-539-4001 | 303-539-4040 | 303-539-4060 | 303-539-4062 | 303-539-4067 | 303-539-4900 | 303-539-4901 | 303-539-4909 | 303-539-4997 | 303-539-4998 |
303-539-5XXX: 303-539-5000 | 303-539-5001 | 303-539-5030 | 303-539-5033 | 303-539-5037 | 303-539-5050 | 303-539-5200 | 303-539-5220 | 303-539-5250 | 303-539-5270 | 303-539-5300 | 303-539-5310 | 303-539-5320 | 303-539-5330 | 303-539-5333 |
303-539-6XXX: 303-539-6900 | 303-539-6950 | 303-539-6990 | 303-539-6997 | 303-539-6999 |
303-539-7XXX: 303-539-7000 | 303-539-7002 | 303-539-7003 | 303-539-7020 | 303-539-7040 | 303-539-7100 | 303-539-7105 | 303-539-7107 | 303-539-7170 | 303-539-7171 | 303-539-7175 |
303-539-9XXX: 303-539-9300 | 303-539-9303 | 303-539-9330 | 303-539-9350 | 303-539-9353 | 303-539-9355 | 303-539-9400 | 303-539-9409 | 303-539-9450 | 303-539-9490 | 303-539-9494 | 303-539-9497 | 303-539-9900 | 303-539-9910 | 303-539-9911 | 303-539-9915 | 303-539-9990 |