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AreaCode/Prefix (Exchange) 443-561

NPA/Area Code:	443	NXX Use Type:	LANDLINE
NXX/Prefix:	561	NXX Intro Version:	2000-01-14
City:	COLUMBIA	New NPA:
State:	MD	Latitude:	39.1818
County:	HOWARD	Longitude:	-76.8085
County Population:	287085	LATA:	238
ZIP Code:	21046	Overlay:	L
ZIP Code Pop:	15080	Rate Center:	ELKRIDGE
ZIP Code Freq:	-1	OCN:	2589
Time Zone:	Eastern (GMT -05:00)	FIPS:	24027
Observes DST:	Unknown	CBSA Code:	12580
CBSA Name:	Baltimore-Columbia-Towson, MD
Prefix Status:	Active
Carrier/Company:	US LEC OF MARYLAND, INC.

ZIP Code	Pop	Freq	City	State	County	Type
21046	15080	-1	COLUMBIA	MD	HOWARD	LANDLINE
21044	41704	-2	COLUMBIA	MD	HOWARD	LANDLINE
21045	38288	0	COLUMBIA	MD	HOWARD	LANDLINE

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