603-423

You are reviewing the Area Code (NPA/NXX) report for 603-423. Did you mean to search the SMS short code 603423?

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	603423
Basic Format	603-423
NPA (Area Code)	603
NXX	423

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
603-423-0XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-1XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-2XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-3XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-4XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-5XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-6XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-7XXX	637E	ONVOY, LLC - NH	MERRIMACK	AS	07/11/2024	MERRIMACK	NH	NE	08/09/2024
603-423-8XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-9XXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	RT		MERRIMACK	NH	NE
603-423-XXXX	5113	CONSOLIDATED COMM OF NO. NEW ENGLAND-NH	MERRIMACK	AS		MERRIMACK	NH

Business/Government Phones on the 603-423 Prefix

Phone	Name	Address
603-423-9777	Crocker Sales of New Hampshire Inc.
603-423-5910	Supercuts	7 Continental Boulevard Merrimack 03054 US

Reports

Anonymous User from , VT

March 26, 2026 at 8:12 AM

603-423-7413 reported as a Live Voice or Other. Received on March 26, 2026 at 8:05 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , AK

February 20, 2026 at 4:52 PM

603-423-7179 reported as a Live Voice or Other. Received on February 20, 2026 at 12:00 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , NY

January 7, 2026 at 4:25 PM

603-423-7187 reported as a Live Voice or Other. Received on January 7, 2026 at 4:17 PM.

Anonymous User from , NH

December 20, 2025 at 1:40 PM

603-423-7131 reported as a Robocall. Received on December 20, 2025 at 11:59 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , NH

December 6, 2025 at 1:34 AM

603-423-7318 reported as a Live Voice or Other. Received on December 5, 2025 at 8:04 AM.

Anonymous User from , NH

December 6, 2025 at 1:29 AM

603-423-7309 reported as a Live Voice or Other. Received on December 4, 2025 at 1:38 PM.
Call for Dropped call or no message

Anonymous User from , NH

December 4, 2025 at 10:19 AM

603-423-7317 reported as a Live Voice or Other. Received on December 4, 2025 at 7:15 AM.
Call for Dropped call or no message

Anonymous User from , NH

December 3, 2025 at 12:52 PM

603-423-7327 reported as a Robocall. Received on December 2, 2025 at 9:39 AM.

Anonymous User from , NH

December 3, 2025 at 11:39 AM

603-423-7326 reported as a Robocall. Received on December 3, 2025 at 8:32 AM.

Anonymous User from Pittsburgh, Pennsylvania

September 19, 2025 at 6:32 PM

603-423-7980 reported as a Robocall. Received on September 19, 2025 at 5:19 PM.

Anonymous User from Windham, New Hampshire

August 26, 2025 at 11:18 AM

603-423-7315 reported as a Live Voice or Other. Received on August 25, 2025 at 5:07 PM.
Call for Dropped call or no message

Anonymous User from Windham, New Hampshire

August 23, 2025 at 7:48 AM

603-423-7306 reported as a Live Voice or Other. Received on August 22, 2025 at 2:33 PM.
Call for Dropped call or no message

Anonymous User from Chester, New Hampshire

August 7, 2025 at 10:09 AM

603-423-7471 reported as a Robocall. Received on August 7, 2025 at 9:54 AM.
Call for Warranties & protection plans

Anonymous User from Windham, New Hampshire

August 6, 2025 at 6:29 PM

603-423-7261 reported as a Live Voice or Other. Received on August 6, 2025 at 2:08 PM.
Call for Dropped call or no message

Anonymous User from Windham, New Hampshire

August 5, 2025 at 6:23 PM

603-423-7187 reported as a Live Voice or Other. Received on August 4, 2025 at 4:04 PM.
Call for Dropped call or no message

Anonymous User from Windham, New Hampshire

August 3, 2025 at 10:30 AM

603-423-7339 reported as a Live Voice or Other. Received on August 1, 2025 at 2:27 PM.
Call for Dropped call or no message

Anonymous User from Lancaster, New Hampshire

August 1, 2025 at 11:46 AM

603-423-7392 reported as a unwanted call. Received on August 1, 2025 at 12:00 AM.

Anonymous User from Lancaster, New Hampshire

August 1, 2025 at 11:45 AM

603-423-7392 reported as a unwanted call. Received on August 1, 2025 at 12:00 AM.

Anonymous User from Lancaster, New Hampshire

August 1, 2025 at 11:44 AM

603-423-7406 reported as a unwanted call. Received on August 1, 2025 at 12:00 AM.

Anonymous User from Lancaster, New Hampshire

August 1, 2025 at 11:43 AM

603-423-7371 reported as a unwanted call. Received on August 1, 2025 at 12:00 AM.

Anonymous User from Lancaster, New Hampshire

August 1, 2025 at 11:42 AM

603-423-7410 reported as a unwanted call. Received on August 1, 2025 at 12:00 AM.

Anonymous User from Lancaster, New Hampshire

August 1, 2025 at 11:40 AM

603-423-7393 reported as a unwanted call. Received on August 1, 2025 at 12:00 AM.

Anonymous User from Seabrook, New Hampshire

July 18, 2025 at 6:19 PM

603-423-7252 reported as a Live Voice or Other. Received on July 17, 2025 at 3:09 PM.

Anonymous User from Seabrook, New Hampshire

July 18, 2025 at 6:16 PM

603-423-7252 reported as a Live Voice or Other. Received on July 17, 2025 at 3:09 PM.

Anonymous User from Seabrook, New Hampshire

July 18, 2025 at 6:13 PM

603-423-7186 reported as a Live Voice or Other. Received on July 17, 2025 at 7:11 PM.

Anonymous User from Seabrook, New Hampshire

July 14, 2025 at 6:27 PM

603-423-7256 reported as a Live Voice or Other. Received on July 14, 2025 at 5:53 PM.

Anonymous User from Seabrook, Nh, New Hampshire

July 13, 2025 at 11:44 AM

603-423-7247 reported as a Live Voice or Other. Received on July 11, 2025 at 11:34 AM.

Anonymous User from Seabrook, Nh, New Hampshire

July 13, 2025 at 11:41 AM

603-423-7258 reported as a Live Voice or Other. Received on July 11, 2025 at 5:04 PM.

Anonymous User from Seabrook, New Hampshire

July 8, 2025 at 7:01 PM

603-423-7263 reported as a Live Voice or Other. Received on July 7, 2025 at 1:09 PM.

Anonymous User from Seabrook, New Hampshire

July 8, 2025 at 6:53 PM

603-423-7297 reported as a Live Voice or Other. Received on July 7, 2025 at 5:12 PM.

Anonymous User from Seabrook, New Hampshire

July 8, 2025 at 6:50 PM

603-423-7249 reported as a Live Voice or Other. Received on July 8, 2025 at 1:42 PM.

Anonymous User from Hudson, New Hampshire

December 11, 2024 at 9:59 AM

603-423-5005 reported as a Live Voice or Other. Received on December 11, 2024 at 9:52 AM.

Anonymous User from Danville, New Hampshire

December 4, 2024 at 1:37 PM

603-423-7184 reported as a Robocall. Received on December 4, 2024 at 1:36 PM.
Call for Dropped call or no message

Anonymous User from Hudson, New Hampshire

July 29, 2024 at 3:08 PM

603-423-5789 reported as a unwanted call. Received on July 29, 2024 at 3:06 PM.
Call for Dropped call or no message

Anonymous User from , NH

June 1, 2023 at 11:15 AM

603-423-3974 reported as a Robocall. Received on June 1, 2023 at 11:12 AM.
Call for Medical & prescriptions

Most 'popular' numbers on this prefix:

603-423-0XXX: 603-423-0000 | 603-423-0001 | 603-423-0003 | 603-423-0008 | 603-423-0016 | 603-423-0077 | 603-423-0300 | 603-423-0302 | 603-423-0303 | 603-423-0393 | 603-423-0396 | 603-423-0399 |
603-423-3XXX: 603-423-3900 | 603-423-3906 | 603-423-3970 | 603-423-3975 | 603-423-3977 |
603-423-5XXX: 603-423-5000 | 603-423-5001 | 603-423-5003 | 603-423-5700 | 603-423-5701 | 603-423-5707 | 603-423-5780 | 603-423-5789 |
603-423-7XXX: 603-423-7100 | 603-423-7172 | 603-423-7181 | 603-423-7187 | 603-423-7188 | 603-423-7197 |
603-423-8XXX: 603-423-8000 | 603-423-8009 | 603-423-8050 | 603-423-8052 | 603-423-8053 | 603-423-8080 | 603-423-8560 | 603-423-8565 | 603-423-8569 |
603-423-9XXX: 603-423-9706 | 603-423-9707 | 603-423-9730 | 603-423-9770 | 603-423-9773 | 603-423-9777 |