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Phone Directory 443-231 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
443-231 Baltimore, MD AT&T Local Baltimore City Landline 08/14/1998

Other Series For Prefixes

443-2310###
443-2311###
443-2312###
443-2313###
443-2314###
443-2315###
443-2316###
443-2317###
443-2318###
443-2319###