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Phone Directory 443-637 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
443-637 Baltimore, MD Xo Maryland Baltimore City Landline 02/21/2001

Other Series For Prefixes

443-6370###
443-6371###
443-6372###
443-6373###
443-6374###
443-6375###
443-6376###
443-6377###
443-6378###
443-6379###