Relationship with Granite[edit] The post office for the 21163 ZIP code is in Woodstock, Howard County, but the ZIP code covers, and the post office serves, residents of both counties. The post office also serves the 21104 ZIP code, which is similarly split between Howard and Carroll Counties.
Tax Phone Numbers and Addresses. TeleTax is the IRS toll-free telephone service that provides both recorded tax information and automated refund information. Recorded Tax Information consists of approximately 150 recorded topics that provide basic tax information. This Touch-Tone service is available 24 hours a day, 7 days a week. Select, by number, the topic you want to hear, and then call 1-800-829-4477. You can also use the online version here: http://www.irs.gov/taxtopics/.
1-800-829-1040 IRS has lots of toll-free telephone numbers:  800-829-1040 - IRS Tax Help Line for Individuals 800-829-4933 -  Business and Specialty Tax Line (new) 800-829-1â¦954 - Refund Hotline  (new) 800-829-3676 - Forms and Publications 877-777-4778 - National  Taxpayer Advocate's Help Line 800-829-4059 - Telephone Device for  the Deaf (TDD ...