FDIC-insured bank

ACNB Bank

Bank headquartered in Gettysburg, Pennsylvania, part of ACNB CORP.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Total assets
$3.30 billion
Total deposits
$2.55 billion
Branches
33
FDIC-insured since
1934
Established
1857

Headquarters and contact

Address16 Lincoln Sq
Gettysburg, PA 17325
CountyAdams
Metro areaGettysburg, PA
Websitewww.acnb.com
Phonenot published in FDIC data, see the bank's website

FDIC record

FDIC Certificate7506
Federal Reserve RSSD ID5210
StatusActive
Charter classNM (STATE)
Holding companyACNB CORP
Domestic offices33
Financials as ofJune 30, 2026

Routing number

FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.acnb.com.
See how your odds compare before you apply at ACNB Bank.

Offices nearest to headquarters

Acnb Bank main office
Gettysburg, PA
16 Lincoln Sq, 17325
West Gettysburg Branch
Gettysburg, PA
545 W Middle St, 17325
North Gettysburg Branch
Gettysburg, PA
675 Old Harrisburg Rd, 17325
Upper Adams Branch
Biglerville, PA
3425 Biglerville Rd, 17307
Carroll Valley Branch
Fairfield, PA
4910 Fairfield Rd, 17320
Littlestown Branch
Littlestown, PA
444 W King St, 17340
Taneytown Branch
Taneytown, MD
222 E Baltimore St, 21787
New Oxford Branch
New Oxford, PA
318 Lincoln Way E, 17350
Cashtown Branch
Cashtown, PA
10 High Street, 17310
Mcsherrystown Branch
Mc Sherrystown, PA
369 Main St, 17344
North Hanover Branch
Hanover, PA
1127 Eichelberger St, 17331
East Berlin Branch
East Berlin, PA
1677 Route 194 N, 17316
33 offices in total. Browse them by city through the state pages.