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AreaCode/Prefix (Exchange) 301-299

NPA/Area Code:	301	NXX Use Type:	LANDLINE
NXX/Prefix:	299	NXX Intro Version:	1994-02-04
City:	POTOMAC	New NPA:
State:	MD	Latitude:	39.0144
County:	MONTGOMERY	Longitude:	-77.1599
County Population:	971777	LATA:	236
ZIP Code:	20854	Overlay:
ZIP Code Pop:	49611	Rate Center:	WSNGTNZN10
ZIP Code Freq:	-1	OCN:	9212
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:	VERIZON MARYLAND, INC.

ZIP Code	Pop	Freq	City	State	County	Type
20854	49611	-1	POTOMAC	MD	MONTGOMERY	LANDLINE
20818	1962	-2	CABIN JOHN	MD	MONTGOMERY	LANDLINE
20817	36240	0	BETHESDA	MD	MONTGOMERY	LANDLINE

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