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603-857

You are reviewing the Area Code (NPA/NXX) report for 603-857. Did you mean to search the SMS short code 603857?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number603857
Basic Format603-857
NPA (Area Code)603
NXX857

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective DateBlock Available Date
603-857-0XXX6386BELL ATLANTIC MOBILE, INCSUNCOOKAS04/21/2022SUNCOOKNHNE06/05/2022
603-857-1XXX073HTELNYX LLCSUNCOOKAS09/19/2023SUNCOOKNHNE10/16/2023
603-857-2XXX6386BELL ATLANTIC MOBILE, INCSUNCOOKAS01/05/2026SUNCOOKNHNE01/15/2026
603-857-3XXX616JLEAP TELECOM, LLCSUNCOOKAVSUNCOOKNHNE06/02/2025
603-857-4XXX616JLEAP TELECOM, LLCSUNCOOKAVSUNCOOKNHNE06/02/2025
603-857-5XXX616JLEAP TELECOM, LLCSUNCOOKAVSUNCOOKNHNE06/02/2025
603-857-6XXX616JLEAP TELECOM, LLCSUNCOOKAVSUNCOOKNHNE06/02/2025
603-857-7XXX637EONVOY, LLC - NHSUNCOOKAS10/21/2024SUNCOOKNHNE11/17/2024
603-857-8XXX616JLEAP TELECOM, LLCSUNCOOKAS04/04/2025SUNCOOKNHNE05/04/2025
603-857-9XXX6386BELL ATLANTIC MOBILE, INCSUNCOOKAS09/19/2024SUNCOOKNHNE09/28/2024
603-857-XXXX616JLEAP TELECOM, LLCSUNCOOKAS04/21/2022SUNCOOKNH

Reports

Anonymous User from Newmarket, New Hampshire

July 2, 2025 at 5:11 PM

603-857-7294 reported as a Robocall. Received on July 2, 2025 at 4:48 PM.

Anonymous User from Chickasha, Oklahoma

April 16, 2025 at 4:52 PM

603-857-1236 reported as a Live Voice or Other. Received on April 16, 2025 at 11:15 AM.
Call for Dropped call or no message

Anonymous User from , NH

March 18, 2025 at 12:00 PM

603-857-1356 reported as a Live Voice or Other. Received on March 17, 2025 at 4:40 PM.

Anonymous User from Martinsburg, West Virginia

August 16, 2024 at 10:22 AM

603-857-2616 reported as a Robocall. Received on August 16, 2024 at 8:57 AM.

Anonymous User from Nottingham, NH

April 11, 2024 at 12:56 AM

None reported as a Live Voice. Received on April 11, 2024 at 8:42 PM.
Unwanted call for unknown
Caller ID indicated they called from 603-857-1056
Contacted via Internet (VOIP)

Anonymous User from , NH

October 26, 2023 at 1:34 PM

603-857-8924 reported as a Robocall. Received on October 26, 2023 at 12:00 AM.
Call for Dropped call or no message

Anonymous User from Franklin, New Hampshire

September 1, 2022 at 8:34 PM

603-857-4839 reported as a Robocall. Received on August 29, 2022 at 1:55 PM.
Call for Dropped call or no message

Most 'popular' numbers on this prefix:

603-857-1XXX: 603-857-1000 | 603-857-1003 | 603-857-1008 | 603-857-1052 | 603-857-1054 | 603-857-1055 | 603-857-1300 | 603-857-1308 | 603-857-1314 | 603-857-1350 | 603-857-1354 | 603-857-1355 |
603-857-2XXX: 603-857-2600 | 603-857-2610 | 603-857-2611 | 603-857-2612 | 603-857-2650 | 603-857-2666 |
603-857-4XXX: 603-857-4800 | 603-857-4805 | 603-857-4830 | 603-857-4833 | 603-857-4888 |
603-857-8XXX: 603-857-8900 | 603-857-8901 | 603-857-8907 | 603-857-8920 | 603-857-8921 | 603-857-8922 |