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312-664

You are reviewing the Area Code (NPA/NXX) report for 312-664. Did you mean to search the SMS short code 312664?

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Examples: 206-739-5800, 206, 206-739, 48369

🇺🇸 DSN NORTHCOM Area Code Detected

The area code you entered, 312, overlaps with the DSN network for the Continental United States and Puerto Rico under Northern Command (NORTHCOM), though it could also be part of standard civilian phone numbers.

Raw Number312664
Basic Format312-664
NPA (Area Code)312
NXX664

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeCityState
312-664-XXXX9329ILLINOIS BELL TEL COCHICGOZN01ASCHICAGO ZONE 01IL

Business/Government Phones on the 312-664 Prefix

PhoneNameAddress
312-664-4289Wintrust Mortgage
312-664-4320Wintrust Bank - Old Town
312-664-6649The Law Office of Steven A. Leahy, PC, Opem Tax Resolution Advocates
312-664-8088Urban Insurance Agency, LLC
312-664-9300Keil Larson Attorney at Law
312-664-0230Ulta Beauty1000 West North Avenue Chicago 60642 US
312-664-1100Hilton Chicago/Magnificent Mile Suites198 East Delaware Place Chicago 60611 US
312-664-2100Chicago Smile DesignWest North Avenue US
312-664-3400Hom Mali Thai and Sushi on North Ave417 West North Avenue Chicago 60610 US
312-664-3663Kamehachi1531 North Wells Street Chicago 60610 US
312-664-4176Lincoln Park Cleaners659 West Armitage Avenue Chicago 60614 US
312-664-4289Wintrust Bank100 West North Avenue Chicago 60610 US
312-664-4320Wintrust Bank100 West North Avenue Chicago 60610 US
312-664-4394Binny's Beverage Depot1720 North Marcey Street US
312-664-4600Chase875 North Michigan Avenue Chicago 60611 US
312-664-4699Burton Place1447 North Wells Street Chicago 60610 US
312-664-5264The Fireplace Inn1448 North Wells Street Chicago 60610 US
312-664-5485Annunciation Greek Orthodox Cathedral1017 North LaSalle Drive Chicago 60610 US
312-664-5496The Green Door Tavern678 North Orleans Street Chicago 60654 US
312-664-6202Dunkin'1745 North Sheffield Avenue Chicago 60614 US
312-664-6354Brett's Kitchen233 West Superior Street Chicago 60654 US
312-664-7440Domino's1229 North Clybourn Avenue Chicago 60610 US
312-664-8088Urban Insurance Agency800 West Huron Street Chicago 60642 US
312-664-9600Tavern on Rush1015 North Rush Street Chicago 60611 US
312-664-9642Viva Prana855 West Blackhawk Street Chicago 60642 US
312-664-9775Marge’s Still1758 North Sedgwick Street Chicago 60614 US

Reports

Anonymous User from Chicago, Illinois

February 27, 2026 at 8:22 PM

312-664-1980 reported as a Robocall. Received on February 27, 2026 at 4:42 PM.
Call for Dropped call or no message

Anonymous User from Honolulu, Hawaii

September 9, 2025 at 7:07 PM

312-664-6604 reported as a Live Voice or Other. Received on September 9, 2025 at 12:58 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Worth, Illinois

May 13, 2025 at 10:14 AM

312-664-1532 reported as a Robocall. Received on May 13, 2025 at 9:13 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

February 17, 2025 at 9:20 PM

312-664-8389 reported as a Robocall. Received on February 17, 2025 at 4:13 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 20, 2024 at 8:45 AM

312-664-7078 reported as a Live Voice or Other. Received on March 19, 2024 at 4:42 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 13, 2024 at 2:42 PM

312-664-7193 reported as a Live Voice or Other. Received on March 13, 2024 at 12:17 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 13, 2024 at 11:10 AM

312-664-6103 reported as a Live Voice or Other. Received on March 13, 2024 at 9:44 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 13, 2024 at 10:40 AM

312-664-6364 reported as a Live Voice or Other. Received on March 13, 2024 at 9:25 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 12, 2024 at 7:20 PM

312-664-7303 reported as a Live Voice or Other. Received on March 12, 2024 at 5:54 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 12, 2024 at 7:16 PM

312-664-5957 reported as a Live Voice or Other. Received on March 12, 2024 at 4:00 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

March 8, 2024 at 11:02 AM

312-664-6594 reported as a Live Voice or Other. Received on March 8, 2024 at 8:18 AM.
Call for Dropped call or no message

Anonymous User from , IL

February 15, 2024 at 2:36 PM

312-664-6683 reported as a Robocall. Received on February 15, 2024 at 12:55 PM.

Anonymous User from Chicago Il, Illinois

December 21, 2023 at 7:53 AM

312-664-6465 reported as a Live Voice or Other. Received on December 19, 2023 at 2:44 PM.
Call for Dropped call or no message

Anonymous User from Chicago Il, Illinois

December 21, 2023 at 7:51 AM

312-664-7435 reported as a Live Voice or Other. Received on December 19, 2023 at 6:19 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

December 19, 2023 at 12:56 PM

312-664-6214 reported as a Live Voice or Other. Received on December 19, 2023 at 11:45 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

April 13, 2023 at 7:47 AM

312-664-1814 reported as a Live Voice or Other. Received on April 12, 2023 at 12:04 PM.
Call for Dropped call or no message

Anonymous User from Cicero, Illinois

April 4, 2023 at 1:52 PM

312-664-2343 reported as a Robocall. Received on April 4, 2023 at 12:42 PM.

Anonymous User from Chicago, Illinois

December 17, 2022 at 9:10 AM

312-664-7338 reported as a Live Voice or Other. Received on December 16, 2022 at 8:35 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

December 15, 2022 at 5:50 PM

312-664-7314 reported as a Live Voice or Other. Received on December 15, 2022 at 4:25 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

December 15, 2022 at 5:48 PM

312-664-6439 reported as a Live Voice or Other. Received on December 15, 2022 at 4:40 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

December 15, 2022 at 1:53 PM

312-664-5827 reported as a Live Voice or Other. Received on December 15, 2022 at 12:01 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

December 15, 2022 at 1:52 PM

312-664-7138 reported as a Live Voice or Other. Received on December 15, 2022 at 12:33 PM.
Call for Dropped call or no message

Anonymous User from Charlotte, North Carolina

November 21, 2022 at 9:35 AM

312-664-1137 reported as a Live Voice or Other. Received on November 21, 2022 at 9:30 AM.
Call for Medical & prescriptions

Anonymous User from , IL

March 23, 2015 at 8:28 PM

reported as a Prerecorded Voice. Received on March 23, 2015 at 2:05 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 312-664-4412
Contacted via Wired

Most 'popular' numbers on this prefix:

312-664-0XXX: 312-664-0000 | 312-664-0001 | 312-664-0002 | 312-664-0020 | 312-664-0022 | 312-664-0024 | 312-664-0800 | 312-664-0870 | 312-664-0888 |
312-664-1XXX: 312-664-1111 | 312-664-1122 | 312-664-1130 | 312-664-1133 | 312-664-1139 | 312-664-1199 | 312-664-1800 | 312-664-1811 | 312-664-1814 | 312-664-1818 | 312-664-1852 | 312-664-1887 |
312-664-2XXX: 312-664-2000 | 312-664-2002 | 312-664-2006 | 312-664-2052 | 312-664-2053 | 312-664-2054 | 312-664-2100 | 312-664-2101 | 312-664-2103 | 312-664-2111 | 312-664-2112 | 312-664-2125 | 312-664-2300 | 312-664-2340 | 312-664-2341 | 312-664-2345 | 312-664-2362 | 312-664-2700 | 312-664-2707 | 312-664-2720 | 312-664-2721 | 312-664-2722 | 312-664-2777 |
312-664-3XXX: 312-664-3400 | 312-664-3404 | 312-664-3444 | 312-664-3450 | 312-664-3500 | 312-664-3501 | 312-664-3550 | 312-664-3570 | 312-664-3575 | 312-664-3577 | 312-664-3600 | 312-664-3601 | 312-664-3650 | 312-664-3660 | 312-664-3666 |
312-664-4XXX: 312-664-4100 | 312-664-4111 | 312-664-4120 | 312-664-4170 | 312-664-4175 | 312-664-4200 | 312-664-4202 | 312-664-4220 | 312-664-4280 | 312-664-4300 | 312-664-4333 | 312-664-4350 | 312-664-4400 | 312-664-4410 | 312-664-4411 | 312-664-4415 | 312-664-4440 | 312-664-4444 | 312-664-4600 | 312-664-4607 | 312-664-4650 | 312-664-4655 | 312-664-4666 |
312-664-5XXX: 312-664-5260 | 312-664-5265 | 312-664-5800 | 312-664-5820 | 312-664-5821 | 312-664-5822 | 312-664-5900 | 312-664-5901 | 312-664-5950 | 312-664-5955 | 312-664-5997 |
312-664-6XXX: 312-664-6100 | 312-664-6102 | 312-664-6105 | 312-664-6200 | 312-664-6202 | 312-664-6210 | 312-664-6211 | 312-664-6212 | 312-664-6220 | 312-664-6300 | 312-664-6320 | 312-664-6360 | 312-664-6365 | 312-664-6400 | 312-664-6401 | 312-664-6460 | 312-664-6500 | 312-664-6501 | 312-664-6550 | 312-664-6590 | 312-664-6595 | 312-664-6599 | 312-664-6600 | 312-664-6660 | 312-664-6680 | 312-664-6688 | 312-664-6689 |
312-664-7XXX: 312-664-7000 | 312-664-7020 | 312-664-7040 | 312-664-7070 | 312-664-7071 | 312-664-7077 | 312-664-7100 | 312-664-7105 | 312-664-7107 | 312-664-7130 | 312-664-7135 | 312-664-7200 | 312-664-7202 | 312-664-7208 | 312-664-7220 | 312-664-7250 | 312-664-7300 | 312-664-7303 | 312-664-7309 | 312-664-7320 | 312-664-7400 | 312-664-7401 | 312-664-7430 | 312-664-7433 |
312-664-8XXX: 312-664-8000 | 312-664-8007 | 312-664-8008 | 312-664-8080 | 312-664-8081 | 312-664-8088 | 312-664-8300 | 312-664-8320 | 312-664-8380 | 312-664-8383 | 312-664-8800 | 312-664-8801 | 312-664-8808 | 312-664-8880 | 312-664-8888 |
312-664-9XXX: 312-664-9300 | 312-664-9303 | 312-664-9305 | 312-664-9330 | 312-664-9600 | 312-664-9640 | 312-664-9645 | 312-664-9650 | 312-664-9700 | 312-664-9770 | 312-664-9777 |