Area Code 781-384 located in ROCKLAND, PLYMOUTH, MA, more detail is as below. Place NPA (Numbering Plan Area) : 781 NXX (Local Number Prefix) : 384 City : ROCKLAND County : PLYMOUTH State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2000-10-31 FIPS (Federal Information Processing Standards) : 25023 LATA (Local Access Transport Area) : 128 Rate Center : ROCKLAND ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 02370 Other Information NPANXX : 781384 Switch CLLI (Common Language Location Identifier) : BDFRMAAWDS0 MSA CBSA (Core Based Statistical Area) : Boston-Cambridge-Quincy, MA-NH MSA CBSA Code (Core Based Statistical Area) : 14460 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : RNK, INC. OCN (Operating Company Number) : 8700 Coverage Area Name : ROCKLAND Latitude : 42.1294 Longitude : -70.9136 ‹ previous : 781-383 next › : 781-385 Telephone Number List 781-384-0000 ~ 781-384-9999