At FNB, you are welcome any time!
(During our regular business hours, of course.)
Heavener Main Office
Our main Heavener office is located at:
400 E 1st St.
Heavener, OK 74937
Lobby hours are:
Monday - Friday, 9:00am - 4:00pm
Phone: (918) 653-3200
Fax: (918-653-4577
Heavener Branch
Our Heavener branch office is located at:
602 W 1st St.
Heavener, OK 74937
Drive-thru hours are:
Monday - Friday, 7:30am - 5:30pm
Saturdays, 7:30am - 12:00pm (noon)
Phone: (918) 653-3200
Fax: (918-653-3444
Our ATM at this location is conveniently located in the drive thru lane.
Poteau Office
Our Poteau office is located at:
3104 N. Broadway
Poteau, OK 74953
Lobby hours are:
Monday - Friday, 9:00am - 4:00pm
Drive-thru hours are:
Monday - Friday, 7:30am - 5:30pm
Saturdays, 7:30am - 12:00pm (noon)
Phone: (918) 649-0649
Fax: (918-647-8997
Our ATM at this location is on the south side of the building.
Holiday Schedule
Our offices will be closed the following federal holidays in 2026:
| Federal Holiday | Date Observed |
|---|---|
| New Year's Day | January 1 |
| Martin Luther King Jr. Day | January 19 |
| Presidents' Day | February 16 |
| Memorial Day | May 25 |
| Juneteenth National Independence Day | June 19 |
| Independence Day* | July 3 |
| Labor Day | September 7 |
| Columbus Day | October 12 |
| Veteran's Day | November 11 |
| Thanksgiving Day | November 26 |
| Christmas Eve** | December 24 (close at noon) |
| Christmas Day | December 25 |
**Not a Federal Holiday