Area code 443 serves Maryland, United States. Eastern Time. In service since June 1997 as an overlay of 410.
Maryland
Area code 443 · United States · Eastern Time
The state and time zone on this page ride every phone parse. Send any number and they come back with validity, line type, and clean formats.
curl -s "https://api.parseapi.com/phone/4435550100" \ -H "X-Api-Key: $PARSEAPI_KEY"