Reference Data Rate Center Directory CONTOOCOOK, NH Rate Center CONTOOCOOK — NH Data last updated: March 10, 2026 LATA 122 State NH Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 43.22182255544535, -71.71397033787568 Area Codes 603 Top Carriers Carrier OCN NXX Count MERRIMACK COUNTY TEL. CO. 0047 1
