603-531

You are reviewing the Area Code (NPA/NXX) report for 603-531. Did you mean to search the SMS short code 603531?

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	603531
Basic Format	603-531
NPA (Area Code)	603
NXX	531

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
603-531-0XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	PORTSMOUTH	RT		PORTSMOUTH	NH	NE
603-531-1XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	PORTSMOUTH	RT		PORTSMOUTH	NH	NE
603-531-2XXX	6386	BELL ATLANTIC MOBILE, INC	PORTSMOUTH	AS	05/20/2016	PORTSMOUTH	NH	NE	07/01/2016
603-531-3XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	PORTSMOUTH	RT		PORTSMOUTH	NH	NE
603-531-4XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	PORTSMOUTH	AS	06/21/2007	PORTSMOUTH	NH	NE	07/19/2007
603-531-5XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	PORTSMOUTH	AS	06/21/2007	PORTSMOUTH	NH	NE	07/19/2007
603-531-6XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	PORTSMOUTH	AS	06/21/2007	PORTSMOUTH	NH	NE	07/19/2007
603-531-7XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	PORTSMOUTH	AS	09/17/2009	PORTSMOUTH	NH	NE	09/26/2009
603-531-8XXX	6386	BELL ATLANTIC MOBILE, INC	PORTSMOUTH	AS	11/29/2017	PORTSMOUTH	NH	NE	12/11/2017
603-531-9XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	PORTSMOUTH	AS	02/02/2006	PORTSMOUTH	NH	NE	02/21/2006
603-531-XXXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	PORTSMOUTH	AS		PORTSMOUTH	NH

Business/Government Phones on the 603-531 Prefix

Phone	Name	Address
603-531-0495	Canvas Yacht Charters
603-531-1580	Marcia F. Nicoll	US
603-531-2213	Chick-fil-A	2060 Woodbury Avenue Newington 03801 US
603-531-2695	Starbucks	2454 Lafayette Road Portsmouth 03801 US
603-531-7141	Coastal Enginuity, LLC	212C Lafayette Road North Hampton 03862 US
603-531-9899	Phillips Cove	US

Reports

Anonymous User from Richford, Vermont

March 31, 2026 at 3:00 PM

603-531-2071 reported as a Robocall. Received on March 31, 2026 at 4:49 PM.

Anonymous User from Marion, Iowa

June 9, 2025 at 11:47 AM

603-531-1129 reported as a Robocall. Received on June 6, 2025 at 3:10 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Marion, Iowa

June 9, 2025 at 11:46 AM

603-531-1129 reported as a Robocall. Received on June 6, 2025 at 4:00 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Marion, Iowa

June 9, 2025 at 11:46 AM

603-531-1129 reported as a Robocall. Received on June 7, 2025 at 4:00 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Marion, Iowa

June 9, 2025 at 11:45 AM

603-531-1129 reported as a Robocall. Received on June 7, 2025 at 2:00 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Marion, Iowa

June 9, 2025 at 11:44 AM

603-531-1129 reported as a Robocall. Received on June 9, 2025 at 10:40 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , NH

January 15, 2025 at 12:33 PM

603-531-6863 reported as a Robocall. Received on January 14, 2025 at 4:17 PM.

Anonymous User from Nh, New Hampshire

December 7, 2024 at 9:49 AM

603-531-7018 reported as a Live Voice or Other. Received on December 7, 2024 at 9:45 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Sanbornville, New Hampshire

July 19, 2023 at 1:22 PM

603-531-2566 reported as a Robocall. Received on July 19, 2023 at 1:20 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Duluth, Minnesota

June 5, 2023 at 12:21 PM

603-531-4500 reported as a Live Voice or Other. Received on June 5, 2023 at 11:15 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Roslindale, Massachusetts

May 12, 2023 at 12:04 PM

603-531-4909 reported as a Robocall. Received on May 1, 2023 at 11:21 AM.
Call for Medical & prescriptions

Anonymous User from Campton, New Hampshire

April 27, 2023 at 11:52 AM

603-531-4444 reported as a Live Voice or Other. Received on April 27, 2023 at 11:39 AM.

Anonymous User from Ossipee, New Hampshire

October 13, 2022 at 4:51 PM

603-531-4172 reported as a Robocall. Received on October 13, 2022 at 3:20 PM.

Anonymous User from Allenstown, NH

May 25, 2021 at 2:32 PM

603-531-4520 reported as a Prerecorded Voice. Received on May 25, 2021 at 10:20 AM.
Unwanted call for unknown
Contacted via Wired

Most 'popular' numbers on this prefix:

603-531-0XXX: 603-531-0400 | 603-531-0401 | 603-531-0493 | 603-531-0496 | 603-531-0497 | 603-531-0600 | 603-531-0610 | 603-531-0611 | 603-531-0619 |
603-531-1XXX: 603-531-1100 | 603-531-1111 | 603-531-1122 | 603-531-1123 | 603-531-1129 | 603-531-1500 | 603-531-1515 | 603-531-1547 | 603-531-1581 | 603-531-1583 | 603-531-1588 |
603-531-2XXX: 603-531-2500 | 603-531-2510 | 603-531-2520 | 603-531-2560 | 603-531-2562 | 603-531-2565 |
603-531-4XXX: 603-531-4100 | 603-531-4110 | 603-531-4120 | 603-531-4170 | 603-531-4175 | 603-531-4400 | 603-531-4440 | 603-531-4444 | 603-531-4445 | 603-531-4500 | 603-531-4507 | 603-531-4508 | 603-531-4900 | 603-531-4901 | 603-531-4902 | 603-531-4998 |
603-531-6XXX: 603-531-6800 | 603-531-6850 | 603-531-6860 | 603-531-6865 |
603-531-7XXX: 603-531-7000 | 603-531-7010 | 603-531-7011 | 603-531-7015 | 603-531-7040 | 603-531-7100 | 603-531-7105 | 603-531-7107 | 603-531-7140 | 603-531-7144 |
603-531-9XXX: 603-531-9100 | 603-531-9110 | 603-531-9170 | 603-531-9175 | 603-531-9900 | 603-531-9970 | 603-531-9976 | 603-531-9977 | 603-531-9990 |