Reference Data Rate Center Directory HLLSBUPVLG, NH Rate Center HLLSBUPVLG — NH Data last updated: March 10, 2026 LATA 122 State NH Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 43.11962466075426, -71.92367975249084 Area Codes 603 Top Carriers Carrier OCN NXX Count GRANITE STATE TEL., INC. 0039 1
