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Contact Us

Need any help? Contact our main branches per city so we can assist you:
IBC Laredo

1200 San Bernardo Ave
Laredo, TX 78042-1359

Routing number: 114902528

Commerce Bank

5800 San Dario
P.O. Box 2949
Laredo, TX 78041-2949

Routing number: 114909903

IBC Zapata

US Hwy 83 at 10th Avenue
P.O. Box 1030
Zapata, TX 78076-1030

Routing number: 114912709

IBC Eagle Pass

2395 East Main St.
Eagle Pass, TX 78852

Routing number: 114902612

IBC San Antonio

130 East Travis
P.O. Box 47526
San Antonio, TX 78205-1287

Routing number: 114013284

IBC Houston

5615 Kirby Dr.
P.O. Box 6568
Houston, TX 77005

Routing number: 113000861

IBC Port Lavaca

311 N. Virginia St.
P.O. Box 228
Port Lavaca, TX 77979-1274

Routing number: 113105025

IBC Austin

500 West 5th Street
Suite 100
Austin, TX 78701

Routing number: 114902528

IBC Brownsville

1600 Ruben Torres Blvd
Brownsville, TX 78526

Routing number: 114911580

IBC Corpus Christi

221 South Shoreline
P.O. Box 2648
Corpus Christi, TX 78401

Routing number: 114912275

IBC McAllen

One South Broadway
P.O. Box 579
McAllen, TX 78501-0579

Routing number: 114917623

IBC Oklahoma

3817 NW Expressway Suite 100
Oklahoma City, OK 73112

Routing number: 303072793 

IBC Voice

IBC Voice is an automated phone banking system that allows you to confidentially and easily access your IBC Bank account information. Just dial the automated IBC Voice line and enter your IBC Voice Personal Identification Number (PIN). Click here to locate your city's IBC Voice line.