{"area_code":"351","type":"geographic","status":"active","country":"US","region":"Massachusetts","region_code":"MA","principal_city":"Acton","cities":["Acton","Lowell","Lawrence","Haverhill","Methuen","Salem","Leominster","Beverly","Fitchburg","Chelmsford","Danvers","Gardner","Gloucester","South Peabody","Wilmington"],"timezone":"America/New_York","timezone_label":"Eastern Time","current_local_time":"2026-08-04 16:01:54","ten_digit_dialing":true,"service_type":null,"overlay_codes":["978"],"nearby_codes":["978","339","781","617","857","603"],"summary":"Area code 351 covers Acton and nearby cities including Lowell, Lawrence, Haverhill in Massachusetts, in the Eastern Time.","carrier_summary":{"nxx_prefixes":93,"blocks":818,"wireless_pct":35,"top_carriers":[{"name":"ONVOY, LLC - MA","blocks":313},{"name":"OMNIPOINT MIAMI E LICENSE, LLC","blocks":106},{"name":"ONVOY SPECTRUM, LLC","blocks":79},{"name":"CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA","blocks":47},{"name":"PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA","blocks":40},{"name":"COMMIO, LLC","blocks":29}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/351","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}