Reference Data Rate Center Directory NEWMADISON, OH Rate Center NEWMADISON — OH Data last updated: March 10, 2026 LATA 328 State OH Area Codes 1 Exchanges (NXX) 2 Carriers 1 Coordinates 39.96715486534826, -84.70938645528885 Area Codes 937 Top Carriers Carrier OCN NXX Count BRIGHTSPEED OF NORTHWEST OHIO, INC. 0661 2
