Area Code 251-450 located in MOBILE, MOBILE, AL, more detail is as below. Place NPA (Numbering Plan Area) : 251 NXX (Local Number Prefix) : 450 City : MOBILE County : MOBILE State : AL (Alabama) NXX Use Type : Landline NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 01097 LATA (Local Access Transport Area) : 480 Rate Center : MOBILE ZIP Code Count : 228 ZIP Code Frequency : 37 ZIP Code : 36606 Other Information NPANXX : 251450 County Population : 0 Switch CLLI (Common Language Location Identifier) : MOBLALOS47E MSA CBSA (Core Based Statistical Area) : Mobile, AL MSA CBSA Code (Core Based Statistical Area) : 33660 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL OCN (Operating Company Number) : 9419 Coverage Area Name : MOBILE Latitude : 30.6864 Longitude : -88.0958 ‹ previous : 251-450 next › : 251-452 Telephone Number List 251-450-0000 ~ 251-450-9999