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773-521

You are reviewing the Area Code (NPA/NXX) report for 773-521. Did you mean to search the SMS short code 773521?

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number773521
Basic Format773-521
NPA (Area Code)773
NXX521

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
773-521-0XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-1XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-2XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-3XXX6529T-MOBILE USA, INC.CHICGOZN06AS09/29/2021CHICAGO ZONE 06ILMW10/11/2021
773-521-4XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-5XXX224CONVOY, LLCCHICGOZN06AS06/08/2023CHICAGO ZONE 06ILMW07/08/2023
773-521-6XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-7XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-8XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-9XXX9329ILLINOIS BELL TEL COCHICGOZN06RTCHICAGO ZONE 06ILMW
773-521-XXXX9329ILLINOIS BELL TEL COCHICGOZN06ASCHICAGO ZONE 06IL

Business/Government Phones on the 773-521 Prefix

PhoneNameAddress
773-521-0250OneMain Financial
773-521-5387Little Village Chamber of Commerce
773-521-9900Industrial Fence, Inc.
773-521-0095Jacaranda3608 West 26th Street Chicago 60623 US
773-521-1144Popeyes3457 West Roosevelt Road Chicago 60624 US
773-521-1190Sonrisa Family Dental3948 W 26th St, #101 Chicago 60623 US
773-521-2226Cabo Construction1235 South Kilbourn Avenue Chicago 60623 US

Reports

Anonymous User from Chicago, Illinois

April 28, 2026 at 7:05 PM

773-521-5637 reported as a Robocall. Received on April 28, 2026 at 2:44 PM.

Anonymous User from Chicago, Illinois

April 27, 2026 at 3:57 PM

773-521-5624 reported as a Robocall. Received on April 27, 2026 at 8:05 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

February 16, 2026 at 1:42 PM

773-521-6641 reported as a Robocall. Received on February 12, 2026 at 4:16 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

December 23, 2025 at 5:06 PM

773-521-5569 reported as a Live Voice or Other. Received on December 23, 2025 at 4:00 PM.

Anonymous User from , IL

December 23, 2025 at 4:41 PM

773-521-5815 reported as a Robocall. Received on December 23, 2025 at 1:51 PM.

Anonymous User from Chicago, IL

December 1, 2025 at 10:09 PM

reported as a Prerecorded Voice. Received on December 1, 2025 at 3:45 PM.
Unwanted call for Medicare Medicaid Services
Caller ID indicated they called from 773-521-6312
Contacted via Internet (VOIP)

Anonymous User from San Diego, California

September 30, 2025 at 12:27 PM

773-521-7576 reported as a Live Voice or Other. Received on September 30, 2025 at 9:27 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

August 27, 2025 at 5:37 PM

773-521-2902 reported as a Live Voice or Other. Received on August 27, 2025 at 9:23 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

August 26, 2025 at 7:48 PM

773-521-9189 reported as a Robocall. Received on August 25, 2025 at 4:39 PM.

Anonymous User from , IL

July 30, 2025 at 2:09 PM

773-521-5637 reported as a Live Voice or Other. Received on July 30, 2025 at 1:29 PM.
Call for Dropped call or no message

Anonymous User from Lake Forest, Illinois

July 17, 2025 at 4:49 PM

773-521-6904 reported as a Robocall. Received on July 17, 2025 at 3:47 PM.
Call for Medical & prescriptions

Anonymous User from Elmhurst, Illinois

July 1, 2025 at 2:50 PM

773-521-7857 reported as a Robocall. Received on July 1, 2025 at 1:50 PM.

Anonymous User from , IL

June 26, 2025 at 10:40 AM

773-521-5138 reported as a Live Voice or Other. Received on June 23, 2025 at 3:23 PM.
Call for Energy, solar, & utilities

Anonymous User from , IL

June 23, 2025 at 7:24 PM

773-521-5207 reported as a Live Voice or Other. Received on June 19, 2025 at 3:48 PM.
Call for No Subject Provided

Anonymous User from , IL

June 5, 2025 at 7:17 PM

773-521-6146 reported as a Live Voice or Other. Received on June 5, 2025 at 3:14 PM.

Anonymous User from , IL

May 18, 2025 at 10:45 AM

773-521-6403 reported as a Robocall. Received on May 17, 2025 at 11:43 AM.
Call for Home security & alarms

Anonymous User from Chicago, Illinois

May 6, 2025 at 4:05 PM

773-521-1694 reported as a Robocall. Received on May 6, 2025 at 3:02 AM.
Call for Warranties & protection plans

Anonymous User from Chicago, Illinois

March 12, 2025 at 11:15 AM

773-521-2348 reported as a Robocall. Received on March 12, 2025 at 10:10 AM.
Call for Dropped call or no message

Anonymous User from , IL

March 6, 2025 at 9:35 PM

77352158865215891 reported as a Robocall. Received on March 6, 2025 at 12:10 AM.
Call for Medical & prescriptions

Anonymous User from , IL

February 21, 2025 at 9:45 AM

773-521-4726 reported as a Robocall. Received on February 20, 2025 at 4:39 PM.

Anonymous User from Chicago, Illinois

February 19, 2025 at 4:52 PM

773-521-7482 reported as a Live Voice or Other. Received on February 19, 2025 at 3:47 PM.
Call for Work from home & other ways to make money

Anonymous User from Pingree Grove, Illinois

February 18, 2025 at 10:51 AM

773-521-5568 reported as a Robocall. Received on February 17, 2025 at 9:41 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , IL

February 14, 2025 at 3:06 PM

773-521-0232 reported as a Robocall. Received on February 14, 2025 at 10:31 AM.

Anonymous User from , IL

February 10, 2025 at 10:56 AM

773-521-7405 reported as a Robocall. Received on February 10, 2025 at 9:55 AM.

Anonymous User from Springfield, Illinois

February 1, 2025 at 1:56 PM

773-521-1710 reported as a unwanted call. Received on January 27, 2025 at 10:39 AM.
Call for Dropped call or no message

Anonymous User from Niles, Illinois

January 24, 2025 at 11:37 AM

773-521-5606 reported as a Live Voice or Other. Received on January 24, 2025 at 10:35 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

December 7, 2024 at 4:09 PM

773-521-5870 reported as a Live Voice or Other. Received on December 7, 2024 at 2:59 PM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

December 7, 2024 at 11:23 AM

773-521-5870 reported as a Robocall. Received on December 7, 2024 at 6:16 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Chicago, Illinois

November 19, 2024 at 12:41 PM

773-521-5783 reported as a Robocall. Received on November 19, 2024 at 10:19 AM.

Anonymous User from , IL

October 30, 2024 at 1:02 PM

773-521-5677 reported as a Robocall. Received on October 30, 2024 at 11:01 AM.

Anonymous User from , IL

October 30, 2024 at 1:02 PM

773-521-5677 reported as a Robocall. Received on October 30, 2024 at 11:01 AM.

Anonymous User from Aledo, Illinois

September 19, 2024 at 10:53 AM

773-521-8106 reported as a Robocall. Received on September 19, 2024 at 9:44 AM.

Anonymous User from Henrico, Virginia

August 21, 2024 at 11:30 AM

773-521-5874 reported as a Live Voice or Other. Received on August 20, 2024 at 2:21 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Henrico, Virginia

August 21, 2024 at 11:29 AM

773-521-5897 reported as a Live Voice or Other. Received on August 20, 2024 at 10:31 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Henrico, Virginia

August 21, 2024 at 11:21 AM

773-521-5874 reported as a Live Voice or Other. Received on August 20, 2024 at 2:48 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Henrico, Illinois

August 21, 2024 at 11:20 AM

773-521-5874 reported as a Live Voice or Other. Received on August 20, 2024 at 2:48 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Henrico, Virginia

August 21, 2024 at 11:15 AM

773-521-5863 reported as a Live Voice or Other. Received on August 20, 2024 at 6:54 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Morton Grove, Illinois

June 20, 2024 at 6:48 PM

773-521-5569 reported as a Robocall. Received on June 20, 2024 at 12:00 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Il, Illinois

June 20, 2024 at 6:28 PM

773-521-5422 reported as a Robocall. Received on June 20, 2024 at 5:15 PM.

Anonymous User from North Port, FL

June 1, 2024 at 9:29 PM

773-521-5859 reported as a Live Voice. Received on June 1, 2024 at 3:33 PM.
Unwanted call for Medicare Medicaid Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Chicago, Illinois

April 25, 2024 at 3:36 PM

773-521-5784 reported as a Live Voice or Other. Received on April 25, 2024 at 2:21 PM.
Call for Dropped call or no message

Anonymous User from Il, Illinois

April 8, 2024 at 7:10 PM

773-521-5422 reported as a Live Voice or Other. Received on April 8, 2024 at 6:02 PM.

Anonymous User from , IL

April 8, 2024 at 5:56 PM

773-521-5561 reported as a Live Voice or Other. Received on April 8, 2024 at 4:41 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Illinois, Illinois

April 5, 2024 at 6:58 AM

773-521-5859 reported as a Robocall. Received on March 29, 2024 at 9:00 PM.

Anonymous User from Illinois, Illinois

April 5, 2024 at 6:53 AM

773-521-5859 reported as a Robocall. Received on March 29, 2024 at 9:00 PM.

Anonymous User from Chicago, Illinois

April 1, 2024 at 6:56 PM

773-521-5859 reported as a Robocall. Received on April 1, 2024 at 6:01 PM.

Anonymous User from Chicago, Illinois

April 1, 2024 at 6:39 PM

773-521-5904 reported as a Robocall. Received on April 1, 2024 at 4:00 PM.
Call for No Subject Provided

Anonymous User from , IL

April 1, 2024 at 3:47 PM

773-521-5891 reported as a Robocall. Received on April 1, 2024 at 2:27 PM.
Call for Dropped call or no message

Anonymous User from , IL

April 1, 2024 at 3:16 PM

773-521-5895 reported as a Robocall. Received on April 1, 2024 at 2:10 PM.
Call for Dropped call or no message

Anonymous User from , IL

March 25, 2024 at 12:33 PM

773-521-5568 reported as a Live Voice or Other. Received on March 25, 2024 at 11:33 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Hammond, Indiana

March 14, 2024 at 6:52 PM

773-521-5855 reported as a Robocall. Received on March 14, 2024 at 12:00 AM.
Call for Warranties & protection plans

Anonymous User from Hammond, Indiana

March 14, 2024 at 5:44 PM

773-521-5863 reported as a Robocall. Received on March 14, 2024 at 2:13 PM.
Call for Warranties & protection plans

Anonymous User from Hammond, Illinois

March 13, 2024 at 4:11 PM

773-521-5910 reported as a Robocall. Received on March 13, 2024 at 10:54 AM.
Call for Warranties & protection plans

Anonymous User from Hammond, Indiana

March 13, 2024 at 4:10 PM

773-521-5874 reported as a Robocall. Received on March 13, 2024 at 8:00 AM.
Call for Warranties & protection plans

Anonymous User from Hammond, Indiana

March 7, 2024 at 2:11 PM

773-521-5855 reported as a Robocall. Received on March 6, 2024 at 9:00 AM.
Call for Warranties & protection plans

Anonymous User from Chicago, Illinois

March 6, 2024 at 7:50 PM

773-521-5878 reported as a Robocall. Received on March 6, 2024 at 5:23 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

February 28, 2024 at 8:26 AM

773-521-5380 reported as a Robocall. Received on February 23, 2024 at 5:47 PM.

Anonymous User from Joliet, IL

February 21, 2024 at 1:05 AM

773-521-5145 reported as a Prerecorded Voice. Received on February 21, 2024 at 6:40 PM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Joliet, IL

February 20, 2024 at 8:23 PM

773-521-5360 reported as a Prerecorded Voice. Received on February 20, 2024 at 1:30 PM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Joliet, Illinois

February 20, 2024 at 8:08 PM

773-521-5145 reported as a Live Voice or Other. Received on February 20, 2024 at 6:40 PM.
Call for Dropped call or no message

Anonymous User from Joliet, Illinois

February 20, 2024 at 3:25 PM

773-521-5360 reported as a Live Voice or Other. Received on February 20, 2024 at 1:38 PM.
Call for Dropped call or no message

Anonymous User from Berwyn, Illinois

February 20, 2024 at 2:44 PM

773-521-5403 reported as a Robocall. Received on February 19, 2024 at 2:42 PM.

Anonymous User from Berwyn, Illinois

February 20, 2024 at 2:44 PM

773-521-5338 reported as a Robocall. Received on February 19, 2024 at 6:46 PM.

Anonymous User from Joliet, Illinois

February 16, 2024 at 7:42 PM

773-521-5151 reported as a Robocall. Received on February 16, 2024 at 6:36 PM.
Call for Dropped call or no message

Anonymous User from Joliet, Illinois

February 16, 2024 at 6:26 PM

773-521-5163 reported as a Live Voice or Other. Received on February 16, 2024 at 1:32 PM.
Call for Home improvement & cleaning

Anonymous User from Joliet, Illinois

February 16, 2024 at 6:00 PM

773-521-5345 reported as a Robocall. Received on February 13, 2024 at 2:19 PM.

Anonymous User from Joliet, Illinois

February 16, 2024 at 5:46 PM

773-521-5085 reported as a Robocall. Received on February 16, 2024 at 3:28 PM.

Anonymous User from Joliet, Illinois

February 13, 2024 at 4:41 PM

773-521-5332 reported as a Live Voice or Other. Received on February 13, 2024 at 3:04 PM.
Call for Dropped call or no message

Anonymous User from , IL

February 13, 2024 at 9:45 AM

773-521-5348 reported as a Live Voice or Other. Received on February 12, 2024 at 1:18 PM.
Call for Energy, solar, & utilities

Anonymous User from , IL

February 12, 2024 at 6:51 PM

773-521-5228 reported as a Live Voice or Other. Received on February 12, 2024 at 5:48 PM.
Call for Energy, solar, & utilities

Anonymous User from Berwyn, Illinois

February 12, 2024 at 4:14 PM

773-521-5205 reported as a unwanted call. Received on February 9, 2024 at 6:52 PM.

Anonymous User from , IL

February 12, 2024 at 2:54 PM

773-521-5345 reported as a Live Voice or Other. Received on February 12, 2024 at 11:50 AM.
Call for Energy, solar, & utilities

Anonymous User from , MD

February 9, 2024 at 7:35 AM

773-521-5764 reported as a Robocall. Received on February 8, 2024 at 1:10 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , IL

February 8, 2024 at 1:28 PM

773-521-5288 reported as a Live Voice or Other. Received on February 8, 2024 at 12:21 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

February 7, 2024 at 8:42 PM

773-521-5938 reported as a Live Voice or Other. Received on February 7, 2024 at 7:38 PM.

Anonymous User from Palos Hills, Illinois

February 7, 2024 at 8:40 PM

773-521-5938 reported as a Live Voice or Other. Received on February 7, 2024 at 7:32 PM.
Call for Dropped call or no message

Anonymous User from Palos Hills, Illinois

February 7, 2024 at 8:24 PM

773-521-5938 reported as a Live Voice or Other. Received on February 7, 2024 at 6:51 PM.
Call for Dropped call or no message

Anonymous User from Palos Hills, Illinois

February 7, 2024 at 8:22 PM

773-521-5938 reported as a Live Voice or Other. Received on February 7, 2024 at 2:28 PM.
Call for Dropped call or no message

Anonymous User from , TX

February 6, 2024 at 5:38 PM

773-521-5498 reported as a Live Voice or Other. Received on February 6, 2024 at 12:00 AM.
Call for No Subject Provided

Anonymous User from , IL

January 23, 2024 at 10:26 AM

773-521-5557 reported as a Live Voice or Other. Received on January 23, 2024 at 9:25 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , IL

January 11, 2024 at 11:51 AM

773-521-5565 reported as a Live Voice or Other. Received on January 11, 2024 at 10:02 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Chicago, Illinois

December 28, 2023 at 2:45 PM

773-521-9998 reported as a unwanted call. Received on December 7, 2023 at 7:42 PM.
Call for No Subject Provided

Anonymous User from Chicago, Illinois

November 16, 2023 at 5:53 PM

773-521-5226 reported as a Live Voice or Other. Received on November 15, 2023 at 12:00 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

October 13, 2023 at 1:21 PM

773-521-5515 reported as a unwanted call. Received on October 13, 2023 at 12:19 PM.
Call for No Subject Provided

Anonymous User from , IL

August 24, 2023 at 10:17 AM

773-521-5465 reported as a Live Voice or Other. Received on August 24, 2023 at 9:17 AM.
Call for Dropped call or no message

Anonymous User from , IL

August 23, 2023 at 11:18 AM

773-521-5465 reported as a Live Voice or Other. Received on August 23, 2023 at 10:17 AM.
Call for Dropped call or no message

Anonymous User from St Charles, Illinois

August 2, 2023 at 1:03 PM

773-521-5267 reported as a Robocall. Received on August 2, 2023 at 11:59 AM.

Anonymous User from , MI

February 16, 2023 at 8:31 PM

773-521-7910 reported as a Live Voice or Other. Received on February 16, 2023 at 4:45 PM.
Call for No Subject Provided

Anonymous User from , GA

April 25, 2015 at 5:47 PM

reported as a Prerecorded Voice. Received on April 25, 2015 at 12:36 PM.
Robocall for unknown
Caller ID indicated they called from 773-521-2954
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , IL

March 13, 2015 at 1:38 AM

reported as a Live Voice. Received on March 12, 2015 at 6:55 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 773-521-2954
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , IL

March 10, 2015 at 7:38 PM

reported as a Live Voice. Received on March 10, 2015 at 1:26 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 773-521-2954
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

773-521-0XXX: 773-521-0000 | 773-521-0011 | 773-521-0020 | 773-521-0090 | 773-521-0091 | 773-521-0099 | 773-521-0200 | 773-521-0237 | 773-521-0238 | 773-521-0250 | 773-521-0252 | 773-521-0255 |
773-521-1XXX: 773-521-1100 | 773-521-1122 | 773-521-1123 | 773-521-1128 | 773-521-1700 | 773-521-1710 | 773-521-1711 | 773-521-1717 | 773-521-1750 | 773-521-1800 | 773-521-1811 | 773-521-1815 | 773-521-1818 | 773-521-1852 | 773-521-1887 |
773-521-2XXX: 773-521-2300 | 773-521-2340 | 773-521-2345 | 773-521-2347 | 773-521-2352 | 773-521-2900 | 773-521-2950 | 773-521-2953 | 773-521-2955 | 773-521-2992 | 773-521-2998 |
773-521-3XXX: 773-521-3200 | 773-521-3220 | 773-521-3222 | 773-521-3280 | 773-521-3281 | 773-521-3283 | 773-521-3900 | 773-521-3950 | 773-521-3990 | 773-521-3997 | 773-521-3998 |
773-521-4XXX: 773-521-4700 | 773-521-4707 | 773-521-4720 | 773-521-4721 | 773-521-4722 | 773-521-4777 |
773-521-5XXX: 773-521-5000 | 773-521-5001 | 773-521-5003 | 773-521-5080 | 773-521-5081 | 773-521-5083 | 773-521-5141 | 773-521-5143 | 773-521-5149 | 773-521-5169 | 773-521-5200 | 773-521-5207 | 773-521-5209 | 773-521-5220 | 773-521-5250 | 773-521-5300 | 773-521-5310 | 773-521-5320 | 773-521-5340 | 773-521-5420 | 773-521-5440 | 773-521-5450 | 773-521-5490 | 773-521-5499 | 773-521-5500 | 773-521-5550 | 773-521-5555 | 773-521-5560 | 773-521-5562 | 773-521-5565 | 773-521-5600 | 773-521-5606 | 773-521-5650 | 773-521-5700 | 773-521-5777 | 773-521-5780 | 773-521-5789 | 773-521-5803 | 773-521-5804 | 773-521-5852 | 773-521-5858 | 773-521-5859 | 773-521-5876 | 773-521-5900 | 773-521-5901 | 773-521-5902 | 773-521-5997 |
773-521-6XXX: 773-521-6100 | 773-521-6105 | 773-521-6110 | 773-521-6140 | 773-521-6141 | 773-521-6145 | 773-521-6300 | 773-521-6303 | 773-521-6310 | 773-521-6311 | 773-521-6312 | 773-521-6320 |
773-521-7XXX: 773-521-7300 | 773-521-7303 | 773-521-7320 | 773-521-7330 | 773-521-7333 | 773-521-7400 | 773-521-7401 | 773-521-7404 | 773-521-7407 | 773-521-7900 | 773-521-7910 | 773-521-7911 | 773-521-7919 | 773-521-7997 | 773-521-7999 |
773-521-8XXX: 773-521-8100 | 773-521-8105 | 773-521-8109 | 773-521-8110 |
773-521-9XXX: 773-521-9400 | 773-521-9405 | 773-521-9430 | 773-521-9432 | 773-521-9450 | 773-521-9800 | 773-521-9801 | 773-521-9840 | 773-521-9845 | 773-521-9847 | 773-521-9880 | 773-521-9900 | 773-521-9903 | 773-521-9907 | 773-521-9909 | 773-521-9990 |