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AreaCode/Prefix (Exchange) 312-298

NPA/Area Code:	312	NXX Use Type:	LANDLINE
NXX/Prefix:	298	NXX Intro Version:	1999-07-22
City:	CHICAGO	New NPA:
State:	IL	Latitude:	41.8175
County:	COOK	Longitude:	-87.7328
County Population:	5194675	LATA:	358
ZIP Code:	60623	Overlay:
ZIP Code Pop:	92108	Rate Center:	CHICGOZN01
ZIP Code Freq:	-1	OCN:	8702
Time Zone:	Central (GMT -06:00)	FIPS:	17031
Observes DST:	Unknown	CBSA Code:	16980
CBSA Name:	Chicago-Naperville-Elgin, IL-IN
Prefix Status:	Active
Carrier/Company:	RCN TELECOM SERVICES OF ILLINIOS, INC. - IL

ZIP Code	Pop	Freq	City	State	County	Type
60623	92108	-1	CHICAGO	IL	COOK	LANDLINE
60804	84573	-2	CICERO	IL	COOK	LANDLINE
60632	91326	0	CHICAGO	IL	COOK	LANDLINE

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