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203-636

You are reviewing the Area Code (NPA/NXX) report for 203-636. Did you mean to search the SMS short code 203636?

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Examples: 206-739-5800, 206, 206-739, 48369
Raw Number203636
Basic Format203-636
NPA (Area Code)203
NXX636

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
203-636-0XXX4800LEVEL 3 COMMUNICATIONS, LLC - CTDARIENAS10/15/2004DARIENCTNE11/11/2004
203-636-1XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS01/10/2005DARIENCTNE02/04/2005
203-636-2XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS01/10/2005DARIENCTNE02/04/2005
203-636-3XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS01/10/2005DARIENCTNE02/04/2005
203-636-4XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS01/10/2005DARIENCTNE02/04/2005
203-636-5XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS01/10/2005DARIENCTNE02/04/2005
203-636-6XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS01/10/2005DARIENCTNE02/04/2005
203-636-7XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS01/10/2005DARIENCTNE02/04/2005
203-636-8XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS09/16/2004DARIENCTNE11/05/2004
203-636-9XXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS09/16/2004DARIENCTNE11/05/2004
203-636-XXXX7230MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CTDARIENAS09/14/2004DARIENCT

Reports

Anonymous User from Lenoir, North Carolina

April 29, 2026 at 7:11 PM

203-636-2418 reported as a Robocall. Received on April 29, 2026 at 4:29 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Waterbury, Connecticut

April 9, 2026 at 12:35 PM

203-636-6209 reported as a Robocall. Received on April 9, 2026 at 11:00 AM.
Call for No Subject Provided

Anonymous User from Waterbury, Connecticut

April 9, 2026 at 12:35 PM

203-636-7043 reported as a Robocall. Received on April 9, 2026 at 12:17 PM.
Call for No Subject Provided

Anonymous User from Waterbury, Connecticut

March 13, 2026 at 2:06 PM

203-636-2105 reported as a Robocall. Received on March 13, 2026 at 1:57 PM.

Anonymous User from Stamford, Connecticut

March 4, 2026 at 3:01 PM

203-636-2865 reported as a Robocall. Received on March 4, 2026 at 3:00 PM.
Call for Medical & prescriptions

Anonymous User from , CT

March 3, 2026 at 1:20 PM

203-636-3895 reported as a Robocall. Received on March 3, 2026 at 1:11 PM.
Call for Home improvement & cleaning

Anonymous User from Boonton, New Jersey

February 1, 2026 at 6:29 PM

203-636-0079 reported as a Robocall. Received on February 1, 2026 at 6:02 PM.
Call for Dropped call or no message

Anonymous User from Wethersfield, Connecticut

November 18, 2025 at 8:49 PM

203-636-0146 reported as a Robocall. Received on November 18, 2025 at 7:19 PM.

Anonymous User from Boonton, New Jersey

September 15, 2025 at 4:57 PM

203-636-0079 reported as a Robocall. Received on September 15, 2025 at 11:37 AM.
Call for Dropped call or no message

Anonymous User from , CT

September 7, 2025 at 3:01 PM

203-636-5150 reported as a Live Voice or Other. Received on September 4, 2025 at 12:00 PM.
Call for Home improvement & cleaning

Anonymous User from Norwalk, Connecticut

June 2, 2025 at 6:01 PM

203-636-4515 reported as a Robocall. Received on June 2, 2025 at 12:00 AM.
Call for No Subject Provided

Anonymous User from Fairfield, Connecticut

April 21, 2025 at 11:21 AM

203-636-6231 reported as a Robocall. Received on April 21, 2025 at 11:20 AM.
Call for Energy, solar, & utilities

Anonymous User from Saratoga Springs, New York

February 5, 2025 at 5:16 AM

203-636-4527 reported as a Live Voice or Other. Received on February 3, 2025 at 3:18 PM.
Call for Energy, solar, & utilities

Anonymous User from Shelton, Connecticut

January 29, 2025 at 7:52 AM

203-636-7320 reported as a Robocall. Received on January 29, 2025 at 7:30 AM.
Call for Medical & prescriptions

Anonymous User from Westport, Connecticut

August 21, 2024 at 2:25 PM

203-636-6524 reported as a Robocall. Received on August 21, 2024 at 1:17 PM.
Call for Energy, solar, & utilities

Anonymous User from , MO

March 23, 2024 at 11:39 AM

203-636-0022 reported as a Robocall. Received on March 23, 2024 at 10:36 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Guilford, Connecticut

March 10, 2024 at 10:17 AM

203-636-2886 reported as a Robocall. Received on March 9, 2024 at 12:51 PM.
Call for Dropped call or no message

Anonymous User from Valley Village, Connecticut

January 5, 2024 at 4:57 PM

203-636-1837 reported as a Robocall. Received on December 30, 2023 at 1:47 PM.
Call for Medical & prescriptions

Anonymous User from , CT

June 21, 2023 at 8:25 AM

203-636-7836 reported as a unwanted call. Received on June 20, 2023 at 4:16 PM.
Call for Dropped call or no message

Anonymous User from Clifton, New Jersey

March 4, 2023 at 1:03 PM

203-636-3296 reported as a Live Voice or Other. Received on March 4, 2023 at 12:55 PM.
Call for Dropped call or no message

Anonymous User from Meriden, Connecticut

August 9, 2022 at 5:01 PM

203-636-8673 reported as a Live Voice or Other. Received on August 9, 2022 at 8:59 AM.

Anonymous User from Beacon Falls, Connecticut

June 24, 2022 at 11:45 AM

203-636-9905 reported as a Live Voice or Other. Received on June 24, 2022 at 11:36 AM.
Call for Dropped call or no message

Anonymous User from Wethersfield, CT

March 29, 2021 at 8:37 PM

None reported as a Live Voice. Received on March 29, 2021 at 4:20 PM.
Unwanted call for unknown
Caller ID indicated they called from 203-636-6886
Contacted via Internet (VOIP)

Anonymous User from Modesto, CA

March 20, 2021 at 12:17 AM

None reported as a Prerecorded Voice. Received on March 20, 2021 at 3:30 PM.
Unwanted call for unknown
Caller ID indicated they called from 203-636-0073
Contacted via Internet (VOIP)

Anonymous User from , AR

May 12, 2017 at 11:41 PM

None reported as a Live Voice. Received on May 12, 2017 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 203-636-6053
Contacted via Wired

Most 'popular' numbers on this prefix:

203-636-0XXX: 203-636-0000 | 203-636-0020 | 203-636-0021 | 203-636-0024 | 203-636-0027 | 203-636-0072 |
203-636-1XXX: 203-636-1800 | 203-636-1830 | 203-636-1833 | 203-636-1838 | 203-636-1881 | 203-636-1887 |
203-636-2XXX: 203-636-2800 | 203-636-2880 | 203-636-2881 | 203-636-2888 |
203-636-3XXX: 203-636-3200 | 203-636-3290 | 203-636-3291 | 203-636-3299 |
203-636-6XXX: 203-636-6000 | 203-636-6003 | 203-636-6006 | 203-636-6050 | 203-636-6054 | 203-636-6057 | 203-636-6200 | 203-636-6202 | 203-636-6220 | 203-636-6230 | 203-636-6234 | 203-636-6237 | 203-636-6500 | 203-636-6501 | 203-636-6520 | 203-636-6521 | 203-636-6525 | 203-636-6550 | 203-636-6800 | 203-636-6868 | 203-636-6877 | 203-636-6881 | 203-636-6882 | 203-636-6883 |
203-636-7XXX: 203-636-7300 | 203-636-7303 | 203-636-7307 | 203-636-7320 | 203-636-7325 | 203-636-7327 | 203-636-7800 | 203-636-7808 | 203-636-7820 | 203-636-7830 | 203-636-7833 | 203-636-7835 |
203-636-8XXX: 203-636-8638 | 203-636-8651 | 203-636-8670 | 203-636-8676 | 203-636-8677 | 203-636-8686 |
203-636-9XXX: 203-636-9900 | 203-636-9907 | 203-636-9909 | 203-636-9990 |