Lookup any area code or prefix (NPA/NXX) in our database using our FREE Area Code Finder Below:

For more info
support@area-codes.com
1-800-425-1169

AreaCode/Prefix (Exchange) 443-284

NPA/Area Code:	443	NXX Use Type:	LANDLINE
NXX/Prefix:	284	NXX Intro Version:	2000-01-14
City:	ANNAPOLIS JUNCTION	New NPA:
State:	MD	Latitude:	39.175
County:	HOWARD	Longitude:	-76.7857
County Population:	287085	LATA:	238
ZIP Code:	20701	Overlay:	L
ZIP Code Pop:	2	Rate Center:	WATERLO238
ZIP Code Freq:	-1	OCN:	4773
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:	XO MARYLAND, LLC

ZIP Code	Pop	Freq	City	State	County	Type
20701	2	-1	ANNAPOLIS JUNCTION	MD	HOWARD	LANDLINE
20763	2664	-2	SAVAGE	MD	HOWARD	LANDLINE
20794	14098	0	JESSUP	MD	HOWARD	LANDLINE

Learn more on how to use the ZIP Code Information.

Get all NPA NXX records in one easy to use database. Read More.

Only online source to include ZIP Code info, provider company listings, and landline/wireless differentiation.
Instantly download NPANXX data covering the entire US for immediate use (Canada and American Territories included for reference only.)
Easily assign NPANXX codes to each of your sites for automated call routing.
NEW - Additional lat/lon info provided for the center of the serving area - only online source of this valuable information.
Includes inputs from the major telecommunications providers.