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) 737-203

NPA/Area Code:	737	NXX Use Type:	LANDLINE
NXX/Prefix:	203	NXX Intro Version:	2015-09-22
City:	AUSTIN	New NPA:
State:	TX	Latitude:	30.3281
County:	TRAVIS	Longitude:	-97.6717
County Population:	1024266	LATA:	558
ZIP Code:	78723	Overlay:	L
ZIP Code Pop:	28330	Rate Center:	AUSTIN
ZIP Code Freq:	-1	OCN:	7249
Time Zone:	Central (GMT -06:00)	FIPS:	48453
Observes DST:	Unknown	CBSA Code:	12420
CBSA Name:	Austin-Round Rock-San Marcos, TX
Prefix Status:	Active
Carrier/Company:	MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX

ZIP Code	Pop	Freq	City	State	County	Type
78723	28330	-1	AUSTIN	TX	TRAVIS	LANDLINE
78752	18064	-2	AUSTIN	TX	TRAVIS	LANDLINE
78710	0	0	AUSTIN	TX	TRAVIS	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.