Reference Data LACROSSE, WA Rate Center LACROSSE — WA Data last updated: March 10, 2026 LATA 676 State WA Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 46.81531459133601, -117.878092573758 Area Codes 509 Top Carriers Carrier OCN NXX Count PIONEER TEL. CO. 2437 1