603-921

You are reviewing the Area Code (NPA/NXX) report for 603-921. Did you mean to search the SMS short code 603921?

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	603921
Basic Format	603-921
NPA (Area Code)	603
NXX	921

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
603-921-0XXX	6386	BELL ATLANTIC MOBILE, INC	NASHUA	AS	07/08/2009	NASHUA	NH	NE	09/05/2009
603-921-1XXX	6386	BELL ATLANTIC MOBILE, INC	NASHUA	AS	11/19/2009	NASHUA	NH	NE	11/28/2009
603-921-2XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	NASHUA	AS	10/14/2010	NASHUA	NH	NE	10/26/2010
603-921-3XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	NASHUA	AS	06/23/2016	NASHUA	NH	NE	07/06/2016
603-921-4XXX	6386	BELL ATLANTIC MOBILE, INC	NASHUA	AS	06/19/2013	NASHUA	NH	NE	08/01/2013
603-921-5XXX	792K	CHARTER IP ENABLED SERVICES, LLC	NASHUA	AS	05/14/2012	NASHUA	NH	NE	05/24/2012
603-921-6XXX	6386	BELL ATLANTIC MOBILE, INC	NASHUA	AS	05/18/2012	NASHUA	NH	NE	08/01/2012
603-921-7XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	NASHUA	AS	06/08/2011	NASHUA	NH	NE	06/20/2011
603-921-8XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	NASHUA	AS	06/08/2011	NASHUA	NH	NE	06/20/2011
603-921-9XXX	6386	BELL ATLANTIC MOBILE, INC	NASHUA	AS	04/24/2014	NASHUA	NH	NE	07/01/2014
603-921-XXXX	6386	BELL ATLANTIC MOBILE, INC	NASHUA	AS	07/06/2009	NASHUA	NH

Business/Government Phones on the 603-921 Prefix

Phone	Name	Address
603-921-0285	Encore Metal Roofing and Construction LLC
603-921-1706	Nick Tracey Roofing
603-921-1998	Gutters Plus, LLC
603-921-2824	Landry & Son Excavation, LLC
603-921-3183	Paws from Heaven LLC
603-921-0153	Verizon	8 Sexton Avenue Nashua 03060 US
603-921-6007	Green Envy	345 Amherst Street Nashua 03063 US

Reports

Anonymous User from Danielsville, Georgia

December 4, 2025 at 6:45 PM

603-921-0736 reported as a Robocall. Received on December 3, 2025 at 5:48 PM.
Call for Dropped call or no message

Anonymous User from Antrim, New Hampshire

September 21, 2025 at 12:54 PM

603-921-8103 reported as a Live Voice or Other. Received on September 10, 2025 at 1:26 PM.

Anonymous User from Hudson, New Hampshire

August 29, 2025 at 2:12 PM

603-921-6570 reported as a Live Voice or Other. Received on August 27, 2025 at 12:00 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Laconia, New Hampshire

April 25, 2025 at 8:01 PM

603-921-5586 reported as a Robocall. Received on April 25, 2025 at 3:45 PM.
Call for Dropped call or no message

Anonymous User from Hampton Falls Nh, New Hampshire

May 7, 2023 at 1:57 PM

603-921-5535 reported as a Live Voice or Other. Received on May 7, 2023 at 7:35 PM.
Call for No Subject Provided

Anonymous User from Hampton Falls Nh, New Hampshire

May 7, 2023 at 1:54 PM

603-921-5391 reported as a Live Voice or Other. Received on May 6, 2023 at 1:44 PM.
Call for No Subject Provided

Anonymous User from Hampton Falls Nh, New Hampshire

May 5, 2023 at 9:21 PM

603-921-5696 reported as a Live Voice or Other. Received on May 5, 2023 at 8:44 PM.
Call for No Subject Provided

Anonymous User from Hampton Falls Nh, New Hampshire

May 2, 2023 at 12:15 PM

603-921-5165 reported as a Live Voice or Other. Received on May 2, 2023 at 11:22 AM.
Call for No Subject Provided

Anonymous User from Hampton Falls Nh, New Hampshire

April 26, 2023 at 10:39 AM

603-921-5723 reported as a Live Voice or Other. Received on April 26, 2023 at 10:36 AM.
Call for No Subject Provided

Anonymous User from Hampton Falls Nh, New Hampshire

April 26, 2023 at 9:47 AM

603-921-5886 reported as a Live Voice or Other. Received on April 25, 2023 at 6:13 PM.
Call for No Subject Provided

Anonymous User from Hampton Falls Nh, New Hampshire

April 24, 2023 at 7:50 PM

603-921-5808 reported as a Live Voice or Other. Received on April 24, 2023 at 7:46 PM.
Call for No Subject Provided

Anonymous User from Nashua, New Hampshire

April 4, 2023 at 2:32 PM

603-921-6715 reported as a Live Voice or Other. Received on April 4, 2023 at 2:26 PM.

Anonymous User from Hampton Falls Nh, New Hampshire

February 17, 2023 at 10:20 AM

603-921-5931 reported as a Live Voice or Other. Received on February 17, 2023 at 9:59 AM.

Anonymous User from Hampton Falls Nh, New Hampshire

February 17, 2023 at 10:18 AM

603-921-5364 reported as a Live Voice or Other. Received on February 16, 2023 at 6:52 PM.

Anonymous User from Hampton Falls Nh, New Hampshire

February 16, 2023 at 11:26 AM

603-921-5277 reported as a Live Voice or Other. Received on February 15, 2023 at 2:17 PM.

Anonymous User from Hampton Falls Nh, New Hampshire

February 16, 2023 at 11:25 AM

603-921-5587 reported as a Live Voice or Other. Received on February 15, 2023 at 6:02 PM.

Anonymous User from Hampton Falls, Nh, New Hampshire

February 15, 2023 at 12:47 PM

603-921-5649 reported as a Live Voice or Other. Received on February 15, 2023 at 11:00 AM.

Anonymous User from Hampton Falls Nh, New Hampshire

December 7, 2022 at 11:08 AM

603-921-5328 reported as a Live Voice or Other. Received on December 6, 2022 at 7:23 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Hampton Falls, Nh, New Hampshire

November 17, 2022 at 7:19 PM

603-921-5416 reported as a Live Voice or Other. Received on November 17, 2022 at 6:57 PM.

Anonymous User from , TX

November 17, 2022 at 5:02 PM

603-921-0965 reported as a unwanted call. Received on November 17, 2022 at 4:00 PM.

Anonymous User from Port St Lucie, Florida

July 27, 2022 at 12:57 PM

603-921-5637 reported as a Robocall. Received on July 27, 2022 at 12:56 PM.
Call for Warranties & protection plans

Most 'popular' numbers on this prefix:

603-921-0XXX: 603-921-0150 | 603-921-0155 | 603-921-0178 | 603-921-0197 | 603-921-0198 | 603-921-0200 | 603-921-0237 | 603-921-0247 | 603-921-0282 | 603-921-0283 | 603-921-0287 | 603-921-0900 | 603-921-0902 | 603-921-0907 | 603-921-0960 | 603-921-0962 |
603-921-1XXX: 603-921-1700 | 603-921-1703 | 603-921-1707 | 603-921-1711 | 603-921-1777 | 603-921-1991 | 603-921-1993 | 603-921-1995 | 603-921-1997 | 603-921-1998 |
603-921-2XXX: 603-921-2000 | 603-921-2017 | 603-921-2018 | 603-921-2019 | 603-921-2020 | 603-921-2021 | 603-921-2200 | 603-921-2211 | 603-921-2233 | 603-921-2252 | 603-921-2253 | 603-921-2254 | 603-921-2800 | 603-921-2820 | 603-921-2822 | 603-921-2823 | 603-921-2888 |
603-921-3XXX: 603-921-3100 | 603-921-3180 | 603-921-3181 | 603-921-3188 | 603-921-3196 | 603-921-3197 |
603-921-5XXX: 603-921-5100 | 603-921-5120 | 603-921-5150 | 603-921-5160 | 603-921-5168 | 603-921-5200 | 603-921-5220 | 603-921-5250 | 603-921-5270 | 603-921-5275 | 603-921-5300 | 603-921-5320 | 603-921-5330 | 603-921-5360 | 603-921-5365 | 603-921-5400 | 603-921-5410 | 603-921-5411 | 603-921-5415 | 603-921-5440 | 603-921-5500 | 603-921-5511 | 603-921-5555 | 603-921-5580 | 603-921-5583 | 603-921-5588 | 603-921-5600 | 603-921-5640 | 603-921-5645 | 603-921-5650 | 603-921-5700 | 603-921-5720 | 603-921-5721 | 603-921-5725 | 603-921-5777 | 603-921-5800 | 603-921-5820 | 603-921-5880 | 603-921-5888 |
603-921-6XXX: 603-921-6700 | 603-921-6710 | 603-921-6711 | 603-921-6712 | 603-921-6777 |
603-921-9XXX: 603-921-9400 | 603-921-9440 | 603-921-9450 | 603-921-9455 |