Telephone Area 312. Page 8.

Prefix: +1312

This prefix is distributed within the state Illinois

The largest city in the region is Chicago

Time Zone: Central

Winter time: UTC-6

Summer time: UTC-5

Below on the map, there is indicated the largest city in the telephone area +1-312-...-.... Illinois Chicago.

If you notice any errors of any community’s location on the map, please report it via the feedback form.

Phone numbers +1-312-YYY-YYYY

Other pages: 123456789

Company	District	Major City	Prefix
Sprint Spectrum L.p.	Cook	Chicago, IL	+1-312933-SSSS
	Cook		+1-312934-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312935-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312936-SSSS
	Cook		+1-312937-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312938-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312939-SSSS
	Cook		+1-312940-SSSS
Usa Mobility Wireless	Cook	Chicago, IL	+1-312941-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312942-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312943-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312944-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312945-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312946-SSSS
Ameritech Illinois		Chicago, IL	+1-312947-SSSS
Ovation Communications Of Illinois	Cook	Chicago, IL	+1-312948-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312949-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312951-SSSS
New Cingular Wireless PCS	Cook	Chicago, IL	+1-312952-SSSS
New Cingular Wireless PCS	Cook	Chicago, IL	+1-312953-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312954-SSSS
Rcn Telecom Services Of Illinois	Cook	Chicago, IL	+1-312955-SSSS
	Cook		+1-312956-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312957-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312960-SSSS
New Cingular Wireless PCS	Cook	Chicago, IL	+1-312961-SSSS
Global Crossing Local Services-il	Cook	Chicago, IL	+1-312962-SSSS
Usa Mobility Wireless	Cook	Chicago, IL	+1-312963-SSSS
	Cook		+1-312964-SSSS
Cellco Partnership DBA Verizon Wireless	Cook	Chicago, IL	+1-312965-SSSS
Cellco Partnership DBA Verizon Wireless	Cook	La Grange Park, IL	+1-312968-SSSS
Cellco Partnership DBA Verizon Wireless	Cook	La Grange Park, IL	+1-312969-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312970-SSSS
	Cook		+1-312971-SSSS
New Cingular Wireless PCS	Cook	Chicago, IL	+1-312972-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312974-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312977-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312979-SSSS
Teleport Communications Group - Chicago	Cook	Chicago, IL	+1-312980-SSSS
Ovation Communications Of Illinois	Cook	Chicago, IL	+1-312981-SSSS
Usa Mobility Wireless	Cook	Chicago, IL	+1-312982-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312983-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312984-SSSS
Ovation Communications Of Illinois	Cook	Chicago, IL	+1-312985-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312986-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312987-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312988-SSSS
New Cingular Wireless PCS	Du Page	Hinsdale, IL	+1-312990-SSSS
New Cingular Wireless PCS	Cook	Wheeling, IL	+1-312991-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312992-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312993-SSSS
Ovation Communications Of Illinois	Cook	Chicago, IL	+1-312994-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312996-SSSS
Ameritech Illinois	Cook	Chicago, IL	+1-312997-SSSS
	Cook		+1-312998-SSSS
Cygnus Telecommunications Corporation		Chicago, IL	+1-312999-SSSS

If you have not found the required prefix in the table, you can use the search of a full telephone number at the top of the site or the advanced search.

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Prefixes

• +1 (2XX) YYYYYYY
• +1 (3XX) YYYYYYY
• +1 (4XX) YYYYYYY
• +1 (5XX) YYYYYYY
• +1 (6XX) YYYYYYY
• +1 (7XX) YYYYYYY
• +1 (8XX) YYYYYYY
• +1 (9XX) YYYYYYY

Last comments

john
+14540256458

do not answer, scam, pretending they are from microsoft and they want remote access to your computer to fix some bugs

Bittu kumar
+19113377641

Barh station bazeepur road marriage hall ke pass may he home Mobile number 9113377641

Mona
+12262154263

CRA scam!!!
It was an automatic message: "you are owning debt to CRA. Call back at this number otherwise you will get arrest." Scammer!!