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203-637

You are reviewing the Area Code (NPA/NXX) report for 203-637. Did you mean to search the SMS short code 203637?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number203637
Basic Format203-637
NPA (Area Code)203
NXX637

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeCityState
203-637-XXXX9147SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CTOLDGRNWICHASOLD GREENWICHCT

Business/Government Phones on the 203-637 Prefix

PhoneNameAddress
203-637-2577Duffy Home Solutions
203-637-3684A.W. Contracting, LLC
203-637-4665New England Home Inspections, LLC
203-637-5602Old Greenwich Service Station
203-637-5604Patriots Store
203-637-6755Cedar-Life
203-637-0150Old Greenwich School285 Sound Beach Avenue Old Greenwich 06870 US
203-637-1155Valbella Ristorante1309 East Putnam Avenue Greenwich 06878 US
203-637-1234Hyatt Regency Greenwich1800 East Putnam Avenue Old Greenwich 06870 US
203-637-1440Riverside School90 Hendrie Avenue Riverside 06878 US
203-637-1744Eastern Middle School51 Hendrie Avenue Riverside 06878 US
203-637-2262Saint Saviour's Episcopal Church350 Sound Beach Avenue Old Greenwich 06870 US
203-637-3800International School at Dundee55 Florence Road Riverside 06878 US
203-637-4615Albertson Memorial Church293 Sound Beach Avenue Old Greenwich 06870 US
203-637-6900Innis Arden Golf Club120 Tomac Avenue Old Greenwich 06870 US
203-637-9730North Mianus School309 Palmer Hill Road Riverside 06878 US

Reports

Anonymous User from Aberdeen, MD

January 15, 2026 at 1:02 AM

203-637-3377 reported as a Live Voice. Received on January 14, 2026 at 4:30 PM.
Unwanted call for Other Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Old Greenwich, Connecticut

May 27, 2024 at 12:54 PM

203-637-8008 reported as a Live Voice or Other. Received on May 27, 2024 at 12:50 PM.
Call for Medical & prescriptions

Anonymous User from , NV

December 12, 2023 at 11:25 AM

203-637-9664 reported as a Robocall. Received on December 12, 2023 at 8:05 AM.
Call for Energy, solar, & utilities

Anonymous User from , CT

November 13, 2023 at 2:43 PM

203-637-0262 reported as a Robocall. Received on November 13, 2023 at 2:36 PM.

Anonymous User from , CT

October 5, 2023 at 2:59 PM

203-637-8525 reported as a unwanted call. Received on October 5, 2023 at 2:44 PM.
Call for Dropped call or no message

Anonymous User from Blythewood, South Carolina

September 29, 2023 at 1:02 PM

203-637-5996 reported as a Robocall. Received on September 29, 2023 at 12:53 PM.
Call for Medical & prescriptions

Anonymous User from Waynesville, North Carolina

January 27, 2023 at 1:15 PM

203-637-4743 reported as a Robocall. Received on January 27, 2023 at 12:59 PM.

Anonymous User from , CT

January 27, 2015 at 9:35 PM

reported as a Prerecorded Voice. Received on January 23, 2015 at 1:00 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 203-637-3525
Contacted via Internet (VOIP)

Most 'popular' numbers on this prefix:

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203-637-6XXX: 203-637-6700 | 203-637-6701 | 203-637-6752 | 203-637-6753 | 203-637-6757 | 203-637-6777 |
203-637-8XXX: 203-637-8000 | 203-637-8008 | 203-637-8009 | 203-637-8080 | 203-637-8300 | 203-637-8303 | 203-637-8320 | 203-637-8370 | 203-637-8373 | 203-637-8500 | 203-637-8501 | 203-637-8520 | 203-637-8521 | 203-637-8522 | 203-637-8558 | 203-637-8900 | 203-637-8901 | 203-637-8907 | 203-637-8930 | 203-637-8933 | 203-637-8939 |
203-637-9XXX: 203-637-9200 | 203-637-9220 | 203-637-9250 | 203-637-9252 | 203-637-9255 | 203-637-9637 | 203-637-9638 | 203-637-9661 | 203-637-9666 | 203-637-9669 |