An apartment or a room for rent in Austin draws calls from many strangers.
List it with a 737 number, take the calls on your own phone and burn the number once the lease is signed.
Ask for 737 when you create a number on ExpressNumber, and the number you hand out reads as the greater Austin area, from Georgetown to San Marcos. It rings the phone you already carry, and you burn it in one tap.
List it with a 737 number, take the calls on your own phone and burn the number once the lease is signed.
Post a 737 number with the photos, set it to Texts only and keep your own number off the ad.
Give each company its own 737 number. Block the ones you did not choose.
Area code 737 serves the greater Austin area, on exactly the same ground as 512. The numbering administrator lists the counties of Bastrop, Burnet, Caldwell, Hays, Lampasas, Milam, Travis and Williamson.
It names Austin, Round Rock, Cedar Park, Georgetown, San Marcos, Pflugerville, Leander, Kyle, Hutto, Buda, Lakeway and Bastrop among many more communities. San Antonio uses 210, and Waco uses 254.
Greater Austin, TX
Area code 737 and the codes around it, oldest first.
1947
512
Shares the area
2013
737
This code
From the public records of the body that runs US phone numbering, read October 21, 2026.
737 was never split from 512: it is a second code laid over 512, which has been in service since 1947. The Public Utility Commission of Texas approved the overlay on June 28, 2012.
Ten-digit dialing for local calls became mandatory on June 1, 2013, and 737 entered service on July 1, 2013. An earlier plan for 737, from 2000, was suspended and never took effect.
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More in the full FAQ.
Create a number in your dashboard, type 737 as the area code and give it a name, such as Apartment for rent. It is live in about a minute. You do not need to live in Texas: calls ring the phone you already carry.
Yes, for taking calls and texts. A food truck, a tutor or a mover in Austin can put a 737 number on the flyer and the website, take the calls on their own phone and burn the number when the job is done.
Yes. The 737 area takes in Austin, Round Rock, Cedar Park, Georgetown, San Marcos and Pflugerville. 512 numbers cover the same area.
No. Your numbers are receive-only: they take calls and texts, and they never make them. You answer calls on your own phone, and you cannot reply to a text from the inbox.
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More area codes
The state, the dates and the related codes are rows of the North American Numbering Plan Administrator's area code database. The places are from its planning letters and the state’s own pages. Read October 21, 2026.
Hand out a number you can burn. Keep the one your family calls.
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