Our Locations
1NB Branches
*COMING Spring 2023* Edmond Banking Center
Physical Address:
1763 W 33rd St Suite 120, Edmond, OK 73013
Phone Number: (405) 856-1010
Ardmore Main Branch
405 W Main St, Ardmore, OK 73401
Mailing Address:
P.O. Box 69, Ardmore, OK 73401
Phone Number: (580) 223-1111
Toll-Free Number: 1-800-863-2665
Fax: (580) 221-1139
ATM: Drive Up
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–6:00 PM, Saturday 8:00 AM–12:00 PM
Ardmore 12th Street Branch and Mortgage Center
1402 12th Street NW, Ardmore, OK 73401
Phone Number: (580) 221-5181
Fax: (580) 221-5184
ATM: Drive Up
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–6:00 PM, Saturday 8:00 AM–12:00 PM
Ardmore Broadway Branch
1226 W Broadway St, Ardmore, OK 73401
Mailing Address:
P.O. Box 69, Ardmore, OK 73401
Phone Number: (580) 226-3220
Fax: (580) 226-3702
ATM: Drive Up
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–6:00 PM, Saturday 8:00 AM–12:00 PM
Lone Grove Branch
17055 US Hwy 70, Lone Grove, OK 73443
Mailing Address:
P.O. Box 1500, Lone Grove, OK 73443
Phone Number: (580) 657-3161
Fax: (580) 657-3703
ATM: Drive Up
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–5:30 PM, Saturday 8:00 AM–12:00 PM
Madill Branch
401 S 1st St, Madill, OK 73446
Mailing Address:
P.O. Box 800, Madill, OK 73446
Phone Number: (580) 795-5555
Fax: (580) 221-1139
ATM: Drive Up
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–5:30 PM, Saturday 8:00 AM–12:00 PM
Marietta Branch
1101 Memorial Dr, Marietta, OK 73448
Mailing Address:
P.O. Box 10, Marietta, OK 73448
Phone Number: (580) 276-9494
Fax: (580) 276-5544
ATM: Drive Up
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–5:30 PM, Saturday 8:00 AM–12:00 PM
Norman Financial Center
716 Wall St, Norman, OK 73069
Phone Number: (405) 321-LOAN
ATM: None
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM, Closed 12:00–1:00 PM for Lunch
Ringling Branch
125 West Main St, Ringling, OK 73456
Mailing Address:
P.O. Box 606, Ringling, OK 73456
Phone Number: (580) 662-2333
Fax: (580) 662-3158
ATM: Located on north side of bank
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–5:30 PM, Saturday 8:00 AM–12:00 PM
Sulphur Branch
2013 West Broadway Ave, Sulphur, OK 73086
Mailing Address:
P.O. Box 341, Sulphur, OK 73086
Phone Number: (580) 622-6007
Fax: (580) 622-6016
ATM: Drive Up
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 7:30 AM–5:30 PM, Saturday 8:30 AM–12:00 PM
Velma Branch
319 Main St, Velma, OK 73491
Mailing Address:
P.O. Box 309, Velma, OK 73491
Phone Number: (580) 444-3333
ATM: Located in foyer of bank
Lobby Hours: Monday–Friday 9:00 AM–4:00 PM
Drive-In Hours: Monday–Friday 8:30 AM–5:30 PM
ATM Only Locations
OK One Stop
Address: 2500 W Broadway, Ardmore, OK 73401
Speedy G’s
Address: 102 Purdue Ave, Velma, OK 73491
1NB Has Your Back
Main Branch:
Ardmore, OK 73401
Helpful Support Numbers
Lost/Stolen Debit Card: 1-800-523-4175
Debit/ATM Card Activation: 1-866-985-2273
PIN Change: 1-866-985-2273