To faciltiate users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.
An area code denotes the regional location of a phone number within the United States.
The Area Code table below shows an area codes each.
Area Code 830 listing, by city
@The cities listed with each area code are the major cities for that area code;
| City / State | Area code | Zip Code | County | Iso | |
|---|---|---|---|---|---|
| Adkins (Texas) | 830 | 78101 | Bexar | US-TX | |
| Artesia Wells (Texas) | 830 | 78001 | La Salle | US-TX | |
| Artesia Wells (Texas) | 830 | 78001 | La Salle | US-TX | |
| Asherton (Texas) | 830 | 78827 | Dimmit | US-TX | |
| Atascosa (Texas) | 830 | 78002 | Bexar | US-TX | |
| Bandera (Texas) | 830 | 78003 | Bandera | US-TX | |
| Barksdale (Texas) | 830 | 78828 | Edwards | US-TX | |
| Batesville (Texas) | 830 | 78829 | Zavala | US-TX | |
| Belmont (Texas) | 830 | 78604 | Gonzales | US-TX | |
| Bergheim (Texas) | 830 | 78004 | Kendall | US-TX | |
| Big Wells (Texas) | 830 | 78830 | Dimmit | US-TX | |
| Big Wells (Texas) | 830 | 78830 | Dimmit | US-TX | |
| Bigfoot (Texas) | 830 | 78005 | Frio | US-TX | |
| Blanco (Texas) | 830 | 78606 | Blanco | US-TX | |
| Boerne (Texas) | 830 | 78006 | Kendall | US-TX | |
| Boerne (Texas) | 830 | 78015 | Bexar | US-TX | |
| Brackettville (Texas) | 830 | 78832 | Kinney | US-TX | |
| Bulverde (Texas) | 830 | 78163 | Comal | US-TX | |
| Camp Wood (Texas) | 830 | 78833 | Real | US-TX | |
| Campbellton (Texas) | 830 | 78008 | Atascosa | US-TX | |
| Canyon Lake (Texas) | 830 | 78133 | Comal | US-TX | |
| Carrizo Springs (Texas) | 830 | 78834 | Dimmit | US-TX | |
| Castroville (Texas) | 830 | 78009 | Medina | US-TX | |
| Catarina (Texas) | 830 | 78836 | Dimmit | US-TX | |
| Center Point (Texas) | 830 | 78010 | Kerr | US-TX | |
| Charlotte (Texas) | 830 | 78011 | Atascosa | US-TX | |
| Christine (Texas) | 830 | 78012 | Atascosa | US-TX | |
| Cibolo (Texas) | 830 | 78108 | Guadalupe | US-TX | |
| Comfort (Texas) | 830 | 78013 | Kendall | US-TX | |
| Concan (Texas) | 830 | 78838 | Uvalde | US-TX | |
| Cost (Texas) | 830 | 78614 | Gonzales | US-TX | |
| Crystal City (Texas) | 830 | 78839 | Zavala | US-TX | |
| D Hanis (Texas) | 830 | 78850 | Medina | US-TX | |
| Del Rio (Texas) | 830 | 78840 | Val Verde | US-TX | |
| Devine (Texas) | 830 | 78016 | Medina | US-TX | |
| Dilley (Texas) | 830 | 78017 | Frio | US-TX | |
| Doss (Texas) | 830 | 78618 | Gillespie | US-TX | |
| Eagle Pass (Texas) | 830 | 78852 | Maverick | US-TX | |
| Eagle Pass (Texas) | 830 | 78853 | Maverick | US-TX | |
| Ecleto (Texas) | 830 | 78111 | Karnes | US-TX | |
| El Indio (Texas) | 830 | 78860 | Maverick | US-TX | |
| Elmo (Texas) | 830 | 78604 | Gonzales | US-TX | |
| Encinal (Texas) | 830 | 78019 | La Salle | US-TX | |
| Falls City (Texas) | 830 | 78113 | Karnes | US-TX | |
| Fischer (Texas) | 830 | 78623 | Comal | US-TX | |
| Floresville (Texas) | 830 | 78114 | Wilson | US-TX | |
| Fowlerton (Texas) | 830 | 78021 | La Salle | US-TX | |
| Fredericksburg (Texas) | 830 | 78624 | Gillespie | US-TX | |
| Geronimo (Texas) | 830 | 78115 | Guadalupe | US-TX | |
| Gillett (Texas) | 830 | 78116 | Karnes | US-TX | |
| Gonzales (Texas) | 830 | 78629 | Gonzales | US-TX | |
| Harper (Texas) | 830 | 78631 | Gillespie | US-TX | |
| Harwood (Texas) | 830 | 78632 | Gonzales | US-TX | |
| Helotes (Texas) | 830 | 78023 | Bexar | US-TX | |
| Hobson (Texas) | 830 | 78117 | Karnes | US-TX | |
| Hondo (Texas) | 830 | 78861 | Medina | US-TX | |
| Horseshoe Bay (Texas) | 830 | 78657 | Llano | US-TX | |
| Hunt (Texas) | 830 | 78024 | Kerr | US-TX | |
| Hye (Texas) | 830 | 78635 | Blanco | US-TX | |
| Ingram (Texas) | 830 | 78025 | Kerr | US-TX | |
| Johnson City (Texas) | 830 | 78636 | Blanco | US-TX | |
| Jourdanton (Texas) | 830 | 78026 | Atascosa | US-TX | |
| Karnes City (Texas) | 830 | 78118 | Karnes | US-TX | |
| Kendalia (Texas) | 830 | 78027 | Kendall | US-TX | |
| Kenedy (Texas) | 830 | 78119 | Karnes | US-TX | |
| Kerrville (Texas) | 830 | 78028 | Kerr | US-TX | |
| Kerrville (Texas) | 830 | 78029 | Kerr | US-TX | |
| Kingsbury (Texas) | 830 | 78638 | Guadalupe | US-TX | |
| Kingsland (Texas) | 830 | 78639 | Llano | US-TX | |
| Knippa (Texas) | 830 | 78870 | Uvalde | US-TX | |
| La Coste (Texas) | 830 | 78039 | Medina | US-TX | |
| La Pryor (Texas) | 830 | 78872 | Zavala | US-TX | |
| La Vernia (Texas) | 830 | 78121 | Wilson | US-TX | |
| Laughlin A F B (Texas) | 830 | 78843 | Val Verde | US-TX | |
| Leakey (Texas) | 830 | 78873 | Real | US-TX | |
| Leesville (Texas) | 830 | 78122 | Gonzales | US-TX | |
| Leming (Texas) | 830 | 78050 | Atascosa | US-TX | |
| Luling (Texas) | 830 | 78648 | Caldwell | US-TX | |
| Lytle (Texas) | 830 | 78052 | Atascosa | US-TX | |
| Marble Falls (Texas) | 830 | 78654 | Burnet | US-TX | |
| Marion (Texas) | 830 | 78124 | Guadalupe | US-TX | |
| Mc Queeney (Texas) | 830 | 78123 | Guadalupe | US-TX | |
| Medina (Texas) | 830 | 78055 | Bandera | US-TX | |
| Mico (Texas) | 830 | 78056 | Medina | US-TX | |
| Moore (Texas) | 830 | 78057 | Frio | US-TX | |
| Mountain Home (Texas) | 830 | 78058 | Kerr | US-TX | |
| Natalia (Texas) | 830 | 78059 | Medina | US-TX | |
| New Braunfels (Texas) | 830 | 78130 | Comal | US-TX | |
| New Braunfels (Texas) | 830 | 78131 | Comal | US-TX | |
| New Braunfels (Texas) | 830 | 78132 | Comal | US-TX | |
| New Braunfels (Texas) | 830 | 78135 | Comal | US-TX | |
| Nixon (Texas) | 830 | 78140 | Gonzales | US-TX | |
| Nordheim (Texas) | 830 | 78141 | DeWitt | US-TX | |
| Ottine (Texas) | 830 | 78658 | Gonzales | US-TX | |
| Pandora (Texas) | 830 | 78143 | Wilson | US-TX | |
| Panna Maria (Texas) | 830 | 78144 | Karnes | US-TX | |
| Pearsall (Texas) | 830 | 78061 | Frio | US-TX | |
| Peggy (Texas) | 830 | 78062 | Atascosa | US-TX | |
| Pipe Creek (Texas) | 830 | 78063 | Bandera | US-TX | |
| Pleasanton (Texas) | 830 | 78064 | Atascosa | US-TX | |
| Poteet (Texas) | 830 | 78065 | Atascosa | US-TX | |
| Poth (Texas) | 830 | 78147 | Wilson | US-TX | |
| Quemado (Texas) | 830 | 78877 | Maverick | US-TX | |
| Red Rock (Texas) | 830 | 78662 | Bastrop | US-TX | |
| Rio Frio (Texas) | 830 | 78879 | Real | US-TX | |
| Rio Medina (Texas) | 830 | 78066 | Medina | US-TX | |
| Rocksprings (Texas) | 830 | 78880 | Edwards | US-TX | |
| Round Mountain (Texas) | 830 | 78663 | Blanco | US-TX | |
| Runge (Texas) | 830 | 78151 | Karnes | US-TX | |
| Sabinal (Texas) | 830 | 78881 | Uvalde | US-TX | |
| Saint Hedwig (Texas) | 830 | 78152 | Bexar | US-TX | |
| San Antonio (Texas) | 830 | 78255 | Bexar | US-TX | |
| Seguin (Texas) | 830 | 78155 | Guadalupe | US-TX | |
| Seguin (Texas) | 830 | 78156 | Guadalupe | US-TX | |
| Smiley (Texas) | 830 | 78159 | Gonzales | US-TX | |
| Somerset (Texas) | 830 | 78069 | Atascosa | US-TX | |
| Spicewood (Texas) | 830 | 78669 | Travis | US-TX | |
| Spring Branch (Texas) | 830 | 78070 | Comal | US-TX | |
| Staples (Texas) | 830 | 78670 | Guadalupe | US-TX | |
| Stockdale (Texas) | 830 | 78160 | Wilson | US-TX | |
| Stonewall (Texas) | 830 | 78671 | Gillespie | US-TX | |
| Sutherland Springs (Texas) | 830 | 78161 | Wilson | US-TX | |
| Tarpley (Texas) | 830 | 78883 | Bandera | US-TX | |
| Telegraph (Texas) | 830 | 76883 | Kimble | US-TX | |
| Utopia (Texas) | 830 | 78884 | Uvalde | US-TX | |
| Uvalde (Texas) | 830 | 78801 | Uvalde | US-TX | |
| Uvalde (Texas) | 830 | 78802 | Uvalde | US-TX | |
| Vanderpool (Texas) | 830 | 78885 | Bandera | US-TX | |
| Von Ormy (Texas) | 830 | 78073 | Bexar | US-TX | |
| Waelder (Texas) | 830 | 78959 | Gonzales | US-TX | |
| Waring (Texas) | 830 | 78074 | Kendall | US-TX | |
| Westhoff (Texas) | 830 | 77994 | DeWitt | US-TX | |
| Whitsett (Texas) | 830 | 78075 | Live Oak | US-TX | |
| Willow City (Texas) | 830 | 78675 | Gillespie | US-TX | |
| Wrightsboro (Texas) | 830 | 78677 | Gonzales | US-TX | |
| Yancey (Texas) | 830 | 78886 | Medina | US-TX |