Maryland Area Codes

Here is the current list of area codes in the state of Maryland. There are 329 area codes in Maryland that are currently being used. Find out all Maryland area codes below by searching each of the cities below. We have the most up-to-date list of area codes in Maryland.

Area Code State City Timezone
301MarylandMechanicsvilleEastern
443MarylandHavre De GraceEastern
301MarylandWesternportEastern
410MarylandPrince FrederickEastern
240MarylandRockvilleEastern
301MarylandColumbiaEastern
443MarylandChestertownEastern
410MarylandWillardsEastern
410MarylandEssexEastern
410MarylandLinthicum HeightsEastern
240MarylandGrantsvilleEastern
301MarylandKensingtonEastern
410MarylandOdentonEastern
443MarylandSevernEastern
410MarylandPikesvilleEastern
443MarylandWestminsterEastern
240MarylandLeonardtownEastern
301MarylandLanhamEastern
240MarylandHancockEastern
240MarylandLa PlataEastern
443MarylandCockeysvilleEastern
240MarylandFrostburgEastern
443MarylandPrincess AnneEastern
301MarylandNanjemoyEastern
410MarylandReisterstownEastern