Home>Choose State>Cities in New York>Institutions in Cortland>Alliance Bank Locations in Cortland Alliance Bank Branch Locations in Cortland, NY 1. Alliance Bank - Cortland Branch 65 Main Street, Cortland, NY 13045 (607) 756-2831 View Branch 2. Alliance Bank - Groton Avenue Branch 1091 Groton Avenue Extension, Cortland, NY 13045 View Branch 3. Alliance Bank - Wal-mart Cortlandville Branch Wal-Mart Store #1781, 872 Route 13, Cortland, NY 13045 View Branch