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) 443-377

NPA/Area Code:	443	NXX Use Type:	WIRELESS
NXX/Prefix:	377	NXX Intro Version:	2010-06-09
City:	TOWSON	New NPA:
State:	MD	Latitude:	39.4039
County:	BALTIMORE	Longitude:	-76.6001
County Population:	805029	LATA:	238
ZIP Code:	21286	Overlay:	L
ZIP Code Pop:	19206	Rate Center:	TOWSON
ZIP Code Freq:	-1	OCN:	6395
Time Zone:	Eastern (GMT -05:00)	FIPS:	24005
Observes DST:	Unknown	CBSA Code:	12580
CBSA Name:	Baltimore-Columbia-Towson, MD
Prefix Status:	Active
Carrier/Company:	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD

ZIP Code	Pop	Freq	City	State	County	Type
21286	19206	-1	TOWSON	MD	BALTIMORE	WIRELESS
21212	32322	-2	BALTIMORE	MD	BALTIMORE CITY	WIRELESS
21204	20253	0	TOWSON	MD	BALTIMORE	WIRELESS

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.