<P> Area codes 843 and 854 serve the eastern third of South Carolina . They cover the Grand Strand, the Lowcountry, the Pee Dee, and the Sandhills . Major cities in the region include Myrtle Beach, Charleston, Beaufort, Hilton Head Island and Florence . 843 is the main area code, while 854 is an overlay that was implemented in 2015 . </P> <P> 843 entered service on March 22, 1998, as a split from 803 . In 2013, the North American Numbering Plan Administrator determined that 843 would run out of numbers in 2015 . In addition to the rapid growth of the Grand Strand, Charleston and Beaufort / Hilton Head areas, most of the southern portion of the area code is part of the Savannah, Georgia LATA, meaning several numbers in Savannah's area code 912 are not available for use . </P>

Where is area code 843 located in california
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