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AreaCode/Prefix (Exchange) 301-328

NPA/Area Code:	301	NXX Use Type:	LANDLINE
NXX/Prefix:	328	NXX Intro Version:	2006-06-21
City:	GLEN ECHO	New NPA:
State:	MD	Latitude:	38.9212
County:	MONTGOMERY	Longitude:	-77.2141
County Population:	971777	LATA:	236
ZIP Code:	20812	Overlay:
ZIP Code Pop:	255	Rate Center:	WSHNGTNZN3
ZIP Code Freq:	-1	OCN:	318J
Time Zone:	Eastern (GMT -05:00)	FIPS:	24031
Observes DST:	Unknown	CBSA Code:	47900
CBSA Name:	Washington-Arlington-Alexandria, DC-VA-MD-WV
Prefix Status:	Active
Carrier/Company:	COMCAST IP PHONE, LLC

ZIP Code	Pop	Freq	City	State	County	Type
20812	255	-1	GLEN ECHO	MD	MONTGOMERY	LANDLINE
20816	16208	-2	BETHESDA	MD	MONTGOMERY	LANDLINE
20818	1962	0	CABIN JOHN	MD	MONTGOMERY	LANDLINE

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