603-300

You are reviewing the Area Code (NPA/NXX) report for 603-300. Did you mean to search the SMS short code 603300?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Raw Number603300
Basic Format603-300
NPA (Area Code)603
NXX300

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective DateBlock Available Date
603-300-0XXX5562METROPCS, INC.CHESTERAS09/21/2004CHESTERNHNE10/18/2004
603-300-1XXX5562METROPCS, INC.CHESTERAVCHESTERNHNE07/24/2013
603-300-2XXX5562METROPCS, INC.CHESTERAS05/03/2005CHESTERNHNE05/28/2005
603-300-3XXX5562METROPCS, INC.CHESTERAS09/27/2005CHESTERNHNE10/23/2005
603-300-4XXX5562METROPCS, INC.CHESTERAVCHESTERNHNE08/15/2003
603-300-5XXX5562METROPCS, INC.CHESTERAVCHESTERNHNE08/15/2003
603-300-6XXX5562METROPCS, INC.CHESTERAS06/27/2003CHESTERNHNE08/15/2003
603-300-7XXX5562METROPCS, INC.CHESTERAS06/27/2003CHESTERNHNE08/15/2003
603-300-8XXX6889OMNIPOINT MIAMI E LICENSE, LLCCHESTERAS06/27/2003CHESTERNHNE08/15/2003
603-300-9XXX145JTERRA NOVA TELECOM INC.CHESTERAS08/07/2025CHESTERNHNE08/31/2025
603-300-XXXX5562METROPCS, INC.CHESTERAS06/09/2003CHESTERNH

Business/Government Phones on the 603-300 Prefix

PhoneNameAddress
603-300-3920Peace of Mind Medicaid Consultant
603-300-6204Manchester Sealcoating, LLC
603-300-6758A.S.A.P. Roofing LLC
603-300-9113Nault's Plumbing & Heating, LLC

Reports

Anonymous User from Downers Grove, Illinois

July 22, 2026 at 12:04 PM

603-300-8374 reported as a Robocall. Received on July 22, 2026 at 8:45 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Hudson, New Hampshire

March 9, 2024 at 1:07 PM

603-300-6570 reported as a Robocall. Received on March 9, 2024 at 1:05 PM.

Anonymous User from , NH

August 26, 2023 at 1:58 PM

603-300-3770 reported as a Robocall. Received on August 25, 2023 at 12:00 AM.
Call for Medical & prescriptions

Anonymous User from Nashua, New Hampshire

February 22, 2023 at 1:54 PM

603-300-6448 reported as a Robocall. Received on February 1, 2023 at 2:24 PM.
Call for Dropped call or no message

Anonymous User from , CA

January 2, 2023 at 9:14 PM

603-300-7767 reported as a Robocall. Received on December 28, 2022 at 1:54 PM.
Call for No Subject Provided

Most 'popular' numbers on this prefix:

603-300-0XXX: 603-300-0150 | 603-300-0157 | 603-300-0158 | 603-300-0178 |
603-300-2XXX: 603-300-2169 | 603-300-2175 | 603-300-2178 | 603-300-2179 | 603-300-2197 | 603-300-2198 | 603-300-2773 | 603-300-2777 | 603-300-2778 |
603-300-3XXX: 603-300-3776 | 603-300-3777 | 603-300-3778 | 603-300-3900 | 603-300-3920 | 603-300-3923 | 603-300-3929 | 603-300-3993 | 603-300-3998 |
603-300-6XXX: 603-300-6200 | 603-300-6202 | 603-300-6205 | 603-300-6247 | 603-300-6443 | 603-300-6446 | 603-300-6448 | 603-300-6452 | 603-300-6462 | 603-300-6468 | 603-300-6500 | 603-300-6506 | 603-300-6508 | 603-300-6570 | 603-300-6571 | 603-300-6577 | 603-300-6600 | 603-300-6640 | 603-300-6645 | 603-300-6647 | 603-300-6652 | 603-300-6656 | 603-300-6752 | 603-300-6753 | 603-300-6757 | 603-300-6762 | 603-300-6783 | 603-300-6787 |
603-300-7XXX: 603-300-7172 | 603-300-7178 | 603-300-7179 | 603-300-7195 | 603-300-7196 | 603-300-7199 | 603-300-7700 | 603-300-7762 | 603-300-7764 | 603-300-7769 | 603-300-7777 | 603-300-7778 |
603-300-9XXX: 603-300-9110 | 603-300-9111 | 603-300-9119 | 603-300-9192 | 603-300-9197 | 603-300-9198 |