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
410MarylandHampsteadEastern
301MarylandTemple HillsEastern
240MarylandBeltsvilleEastern
410MarylandEwellEastern
301MarylandMount RainierEastern
240MarylandColumbiaEastern
443MarylandBel AirEastern
410MarylandTaneytownEastern
240MarylandMechanicsvilleEastern
410MarylandGlen BurnieEastern
301MarylandClintonEastern
240MarylandCabin JohnEastern
301MarylandLa PlataEastern
301MarylandCollege ParkEastern
301MarylandClear SpringEastern
301MarylandHighfieldEastern
240MarylandMount AiryEastern
301MarylandGlenn DaleEastern
301MarylandHughesvilleEastern
410MarylandPrestonEastern
443MarylandPrincess AnneEastern
240MarylandCumberlandEastern
301MarylandColumbiaEastern
410MarylandTowsonEastern
410MarylandMillersvilleEastern