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US area code · Texas

713 area code

Where the 713 area code is, its overlay and how to dial a +1 713 number from anywhere.

CoversHouston, TexasTime zoneCentral (CT)TypeOverlay
Quick answer

The 713 area code is in Houston, Texas, United States (Central (CT)). To call from abroad: +1 713 555-0123. It is an overlay, so all 10 digits are dialled.

StateTexas
Main areaHouston
Time zoneCentral (CT)
TypeOverlay
10-digit dialingRequired
In service since01-Jan-1947

The 713 area code is a geographic North American Numbering Plan (NANP) code covering Houston, Texas. It has been in service since 01-Jan-1947 and sits in the Central (CT) time zone.

Overlay 713 shares its region

Several area codes cover the same geographic area, so two neighbours can have different codes. Because of the overlay, you must dial all 10 digits (area code + number) even for local calls.

713281346621832

How to dial a 713 number

From abroad+1 713 555-0123
Within the US / Canada1 713 555-0123
Locally (same area)713 555-0123

Cities in the 713 area code

A 713 number is usually in one of these places in Texas — 5 counties.

Alvin BrazoriaAtascocitaBaytown HarrisChannelview HarrisCloverleafDeer Park HarrisFriendswood GalvestonLa Porte HarrisLeague City GalvestonMission BendMissouri City Fort BendPasadena HarrisPearland BrazoriaRosenberg Fort BendSouth Houston HarrisSpring Harris;MontgomerySugar Land Fort BendThe Woodlands

Other Texas area codes

210214254281325346361409430432469512621682726737

Frequently asked questions

Where is the 713 area code?

The 713 area code is in Houston, Texas, United States (Central (CT)).

Is 713 an overlay area code?

Yes. 713 overlays the same region as 281, 346, 621, 832, so callers dial all 10 digits.

Do I have to dial 10 digits for 713?

Yes — dial the area code plus the seven-digit number.

How do I call a 713 number from another country?

Dial your exit code (or +), then 1, then 713, then the number: +1 713 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 713 number does not pinpoint a street or ZIP code.

Number holders in area code 713

Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 799 prefixes are in use in 713, shared by 31 companies. The largest holders:

CompanyPrefixesShare
Southwestern Bell47059%
Spok, Inc.628%
New Cingular Wireless PCS, LLC557%
Cellco Partnership Dba Verizon Wireless385%
Onvoy, LLC253%
Aerial Communications, Inc.243%

Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.

Complaints about 713 numbers

Reports to the FTC, last 30 days
1,259
Recorded messages or robocalls
65%
Rank among area codes
#18 of 670
Most reported subjects
Other (425)
Medical & prescriptions (243)
Dropped call or no message (164)

Period Aug 26 – Sep 24, 2026. These are the numbers shown on the caller ID of the reported calls; many are spoofed and do not belong to the real caller.

Source: US Federal Trade Commission, Do Not Call reported calls data (daily files).

All US area codes United States +1 Map of area code 713 — cities & rate centres

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