Reference Data Rate Center Directory HIGHLAND, TN Rate Center HIGHLAND — TN Data last updated: March 10, 2026 LATA 470 State TN Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 36.35170345443999, -85.784341888191 Area Codes 931 Top Carriers Carrier OCN NXX Count TWIN LAKES TEL. COOP. CORP. 0579 1
