Allen's Telephone Services

236 S High St, Baltimore, MD 21202

301 W Camden St, Baltimore, MD 21201

655 W Lombard St Room 490, Baltimore, MD 21201

15 Lloyd St, Baltimore, MD 21202

929 N Caroline St, Baltimore, MD 21205

10 E Baltimore St, Baltimore, MD 21202

314 N Charles St, Baltimore, MD 21201

300 W Pratt St, Baltimore, MD 21201

501 E Pratt St, Baltimore, MD 21202

844 E Pratt St, Baltimore, MD 21202