Area Code872

Illinois, United States

Central Time

2:44 AM

Area Code

872

State / Province

Illinois

Country

United States

Time Zone

Central Time

Cities and Communities Served

Chicago

Area code 872 covers 1 city and community across Illinois, based on telephone company rate center data.

tel: Link Format

Use the E.164 format for clickable phone links (RFC 3966):

<a href="tel:+18725550100">+18725550100</a>
<a href="tel:+18725550199">+18725550199</a>
Full tel: URI guide
View all United States area codes on map →

Check a 872 Number

Look up which exchange in Illinois a specific 872 number is homed to, and whether its block is wireline or wireless. See what a reverse lookup can establish before relying on the answer.

Prefix Blocks (NPA-NXX)

274 active prefixes in this area code, assigned as 2,916 thousands-blocks — pooling splits one prefix across several carriers, so each block is listed separately with the rate centre it is homed to, its carrier of record, and the switch that serves it.

Showing blocks 1–100 of 2,916

NPA-NXXBlockRate centreTypeCarrier (OCN)SwitchLATALIRDates
872-2000Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2001Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2002Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2003Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2004Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2005Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2006Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2007Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2008Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2009Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-200AChicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2010Chicago Zone 07-StewartWirelessCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (6333)RVDLILBDAMD358——
872-2011Chicago Zone 07-StewartLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2012Chicago Zone 07-StewartLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2013Chicago Zone 07-StewartLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-2014Chicago Zone 07-StewartLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2015Chicago Zone 07-StewartLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2016Chicago Zone 07-StewartLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2017Chicago Zone 07-StewartWirelessCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (6333)RVDLILBDAMD358——
872-2018Chicago Zone 07-StewartLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2019Chicago Zone 07-StewartWirelessCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (6333)RVDLILBDAMD358——
872-201AChicago Zone 07-StewartWirelessCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (6333)RVDLILBDAMD358——
872-2020Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2021Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2022Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2023Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2024Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2025Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2026Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2027Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2028Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2029Chicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-202AChicago Zone 01-CalumetWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)BURGILAHGT3358——
872-2030Chicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2031Chicago Zone 02-EdgewaterWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2032Chicago Zone 02-EdgewaterWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2033Chicago Zone 02-EdgewaterWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2034Chicago Zone 02-EdgewaterWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2035Chicago Zone 02-EdgewaterWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2036Chicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2037Chicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2038Chicago Zone 02-EdgewaterLandline or VoIPCLEAR RATE COMMUNICATIONS, LLC (046L)—358——
872-2039Chicago Zone 02-EdgewaterLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-203AChicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2040Chicago Zone 08-PortsmouthLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-2041Chicago Zone 08-PortsmouthLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-2042Chicago Zone 08-PortsmouthLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-2043Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2044Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2045Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2046Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2047Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2048Chicago Zone 08-PortsmouthLandline or VoIPIP HORIZON LLC (515J)—358——
872-2049Chicago Zone 08-PortsmouthLandline or VoIPIP HORIZON LLC (515J)—358——
872-204AChicago Zone 08-PortsmouthLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-2050Chicago Zone 06-KedzieLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2051Chicago Zone 06-KedzieLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2052Chicago Zone 06-KedzieWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2053Chicago Zone 06-KedzieLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-2054Chicago Zone 06-KedzieLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2055Chicago Zone 06-KedzieLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2056Chicago Zone 06-KedzieLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2057Chicago Zone 06-KedzieLandline or VoIPCLEAR RATE COMMUNICATIONS, LLC (046L)—358——
872-2058Chicago Zone 06-KedzieLandline or VoIPIP HORIZON LLC (515J)—358——
872-2059Chicago Zone 06-KedzieLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-205AChicago Zone 06-KedzieLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2060Chicago Zone 04-HumboldtWirelessNEW CINGULAR WIRELESS PCS, LLC - IL (6534)SCBGILRRGT1358——
872-2061Chicago Zone 04-HumboldtLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-2062Chicago Zone 04-HumboldtLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-2063Chicago Zone 04-HumboldtLandline or VoIPLEVEL 3 COMMUNICATIONS, LLC - IL (6115)CHICAGO358——
872-2064Chicago Zone 04-HumboldtLandline or VoIPACCESS ONE, INC. - IL (5447)CHCGILDTKMD358——
872-2065Chicago Zone 04-HumboldtLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-2066Chicago Zone 04-HumboldtLandline or VoIPPAETEC ITEL, LLC (829J)CHCGILWBXWZ358——
872-2067Chicago Zone 04-HumboldtLandline or VoIPCLEAR RATE COMMUNICATIONS, LLC (046L)—358——
872-2068Chicago Zone 04-HumboldtLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-2069Chicago Zone 04-HumboldtLandline or VoIPONVOY, LLC (224C)CHICAGO358——
872-206AChicago Zone 04-HumboldtLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-2070Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2071Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2072Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2073Chicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2074Chicago Zone 08-PortsmouthWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2075Chicago Zone 08-PortsmouthLandline or VoIPAT&amp;T CORP. (516C)CHCGILCLXOX358——
872-2076Chicago Zone 08-PortsmouthWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2077Chicago Zone 08-PortsmouthLandline or VoIPCENTURYLINK COMMUNICATIONS, LLC (508J)CHCGILDT8MD358——
872-2078Chicago Zone 08-PortsmouthWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-2079Chicago Zone 08-PortsmouthWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——
872-207AChicago Zone 08-PortsmouthLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2080Chicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2081Chicago Zone 02-EdgewaterWirelessONVOY SPECTRUM, LLC (624H)CHCGILIDXDX358——
872-2082Chicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2083Chicago Zone 02-EdgewaterLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-2084Chicago Zone 02-EdgewaterLandline or VoIPCENTURYLINK COMMUNICATIONS, LLC (508J)CHCGILDT8MD358——
872-2085Chicago Zone 02-EdgewaterLandline or VoIPAT&amp;T CORP. (516C)CHCGILCLXOX358——
872-2086Chicago Zone 02-EdgewaterLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-2087Chicago Zone 02-EdgewaterLandline or VoIPCOMCAST IP PHONE, LLC (318J)CHCGILNEXJX358——
872-2088Chicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-2089Chicago Zone 02-EdgewaterLandline or VoIPBANDWIDTH.COM CLEC, LLC - IL (984E)CHCGILWBXDZ358——
872-208AChicago Zone 02-EdgewaterLandline or VoIPCENTURYLINK COMMUNICATIONS, LLC (508J)CHCGILDT8MD358——
872-2090Chicago Zone 08-PortsmouthWirelessT-MOBILE USA, INC. (6529)ELGNILOTGT5358——

Search and page through all 2,916 blocks →

Area Code 872 Numbering Data

Block-level assignments from the North American Numbering Plan administrator, via localcallingguide.com.

Assigned Prefixes

274

Assignment Blocks

2,916

Rate Centers

11

Carriers of Record

42

Line Types

TypeBlocksShare
Landline331%
Landline or VoIP1,60955%
Wireless1,27444%

Carriers of Record

CarrierBlocks
T-MOBILE USA, INC.701
ONVOY, LLC667
BANDWIDTH.COM CLEC, LLC - IL388
NEW CINGULAR WIRELESS PCS, LLC - IL320
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL93
ONVOY SPECTRUM, LLC88
BOOST SUBSCRIBERCO L.L.C.71
TELEPORT COMMUNICATIONS AMERICA, LLC - IL69
PEERLESS NETWORK OF ILLINOIS, LLC - IL64
COMMIO, LLC47
32 other carriers408

Carrier of record for each block. Numbers ported to another carrier keep their original block assignment, so this is not a lookup of who serves a given number today.

Prefixes by Rate Center

Rate CenterPrefixesBlocks
Chicago Zone 01-Calumet38397
Chicago Zone 03-Kildare34374
Chicago Zone 04-Humboldt32326
Chicago Zone 08-Portsmouth30317
Chicago Zone 07-Stewart29309
Chicago Zone 02-Edgewater27292
Chicago Zone 06-Kedzie24257
Chicago Zone 10-Beverly21226
Chicago Zone 09-South Chicago20217
Chicago Zone 05-Austin16176
Chicago Zone 11-O'Hare325

A rate center is the telephone exchange area a number is homed to. It sets local calling boundaries, and is not the caller's current location.

LATA
358
Incumbent Carrier
ILLINOIS BELL TEL CO

About Area Code 872

Area code 872 is a North American Numbering Plan (NANP) telephone area code assigned to Illinois, United States. It is one of 17 area codes serving Illinois. As population and demand for phone numbers grew, the region was divided into multiple numbering plan areas to avoid exhausting the available 7-digit number pool.

Is 872 a valid area code?

Yes. 872 is an active North American Numbering Plan (NANP) area code, currently assigned to Illinois, United States. It is safe to answer or dial calls using this area code.

Where is area code 872?

Area code 872 covers 1 city and community in Illinois, including Chicago. This is based on telephone company rate center data — the geographic areas carriers use to determine local calling boundaries and to assign numbers when a business or individual requests a phone number in a specific city.

What time zone is area code 872?

All numbers in the 872 area code observe Central Time (IANA timezone: America/Chicago). Central Time is UTC−6 in winter (CST) and UTC−5 in summer (CDT). When placing a call to a 872 number from a different time zone, check the current local time above to avoid calling outside of business hours.

How do I dial a 872 number?

From within Illinois, dial the 7-digit local number directly if calling within the same rate center, or dial 1 + 872 + 7-digit number for long-distance calls within North America. From outside the US or Canada, dial your country's international exit code followed by 1 872 XXX XXXX. The country code for both the United States and Canada in NANP is +1.

Formatting 872 phone numbers

Format 872 numbers using E.164 notation as required by RFC 3966: prefix with +1 and omit dashes and parentheses (e.g., +18725550100). This format ensures tel: links work correctly on all mobile browsers and VoIP apps. See the tel: URI formatting guide for complete examples.

Other Area Codes in Illinois

217224309312331447464618